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| Title | Year | Status | Character |
|---|
| Karaoke Revolution Presents: American Idol Encore 2 | 2008 | Video Game writer: "Since U Been Gone" - as Martin Sandberg / writer: "Who Knew" |
| The Real Hustle | 2008 | TV Series documentary writer - 1 episode |
| Ferdinand | 2017 | writer: "Dance Sunshine" post-production |
| 90210 | 2008 | TV Series writer - 1 episode |
| The Boss Baby | 2017 | writer: "Bang Bang" completed |
| iCarly | 2008 | TV Series writer - 1 episode |
| The 59th Annual Grammy Awards | 2017 | TV Movie producer: "Chained to the Rhythm" / writer: "Chained to the Rhythm" |
| Idols | 2008 | TV Series writer - 1 episode |
| Tu cara me suena | 2011-2017 | TV Series writer - 12 episodes |
| Skins | 2008 | TV Series writer - 1 episode |
| Playcracks 2017 | 2016 | TV Special writer: "Can't Stop the Feeling" |
| Pussycat Dolls Present: Girlicious | 2008 | TV Series writer - 1 episode |
| The Bounce Back | 2016 | writer: "California Gurls" |
| Filth and Wisdom | 2008 | writer: "Baby One More Time" - as Martin Sandberg |
| The Tonight Show Starring Jimmy Fallon | TV Series writer - 26 episodes, 2014 - 2016 music - 3 episodes, 2015 |
| Las tontas no van al cielo | 2008 | TV Series writer - 1 episode |
| True Memoirs of an International Assassin | 2016 | writer: "Shake It Off" |
| Idols! | 2005-2008 | TV Series writer - 2 episodes |
| Nunca es tarde | TV Series writer - 2 episodes, 2016 producer - 1 episode, 2016 |
| X Factor | 2008 | TV Series writer - 1 episode |
| Leap! | 2016 | writer: "Confident" |
| Idols | 2003-2007 | TV Series writer - 8 episodes |
| Who's Doing the Dishes? | 2016 | TV Series writer - 4 episodes |
| The Singing Bee | 2007 | TV Series writer - 2 episodes |
| Susana Giménez | 2016 | TV Series writer - 1 episode |
| Thrillville: Off the Rails | 2007 | Video Game writer: "4ever" |
| Trolls | 2016 | producer: "Hair Up", "CAN'T STOP THE FEELING!", "What U Workin' With" / writer: "Hair Up", "CAN'T STOP THE FEELING!", "What U Workin' With" |
| I Could Never Be Your Woman | 2007 | writer: "Oops! ... I Did It Again" |
| Lorraine | 2016 | TV Series writer - 1 episode |
| It Takes Two | 2007 | TV Series writer - 1 episode |
| Superstar Duets | 2016 | TV Series writer - 3 episodes |
| Deutschland sucht den Superstar | 2003-2007 | TV Series writer - 4 episodes |
| Sing | 2016 | writer: "Shake It Off" |
| SingStar Pop | 2007 | Video Game writer: "...Baby One More Time" |
| 20 Ridiculously Big Vids | 2016 | TV Movie writer: "Shake It Off" |
| Idool 2007 | 2007 | TV Series writer - 1 episode |
| 20 Ridiculously Big Pop Hits | 2016 | TV Movie writer: "Shake It Off" |
| Idols | 2007 | TV Series writer - 1 episode |
| Strictly Come Dancing | 2014-2016 | TV Series writer - 8 episodes |
| 29 und noch Jungfrau | 2007 | TV Movie writer: "Quit Playing Games With My Heart" |
| The Late Late Show with James Corden | 2016 | TV Series writer - 1 episode |
| 88 Minutes | 2007 | writer: "Quit Playing Games With My Heart" |
| Lip Sync Battle Philippines | 2016 | TV Series writer - 5 episodes |
| Heroes | 2006 | TV Series writer - 1 episode |
| Bad Moms | 2016 | writer: "Confident" |
| Canadian Idol | 2006 | TV Series writer - 1 episode |
| Ghostbusters | 2016 | writer: "Saw It Coming" |
| Torvill & Dean's Dancing on Ice | 2006 | TV Series writer - 1 episode |
| Today at Wimbledon | 2016 | TV Series writer - 1 episode |
| 1000 Years of Popular Music | 2006 | Video writer: "Oops! I Did It Again" 2000 - as Karl Sandberg |
| The Voice | 2012-2016 | TV Series writer - 24 episodes |
| Idol - Jakten på en superstjerne | 2006 | TV Series writer - 1 episode |
| Tennis: Eastbourne | 2016 | TV Series writer - 2 episodes |
| She's the Man | 2006 | writer: "4ever" - as Martin Sandberg |
| Britain's Got More Talent | 2015-2016 | TV Series writer - 6 episodes |
| Ha-Shminiya | 2006 | TV Series writer - 1 episode |
| Alice Through the Looking Glass | 2016 | producer: "Just Like Fire" / writer: "Just Like Fire" |
| Australian Idol | 2005 | TV Series writer - 2 episodes |
| Sheep & Wolves | 2016 | producer: "Can't Stop the Feeling!" / writer: "On My Mind", "Can't Stop the Feeling!" |
| Idol | 2004-2005 | TV Series writer - 4 episodes |
| Britain's Got Talent | 2010-2016 | TV Series writer - 7 episodes |
| Pavee Lackeen: The Traveller Girl | 2005 | writer: "I Want You to Want Me" - as Martin Sandberg |
| Tvoje tvár má známý hlas | 2016 | TV Series writer - 2 episodes |
| Robots | 2005 | writer: "...BABY ONE MORE TIME" - as Martin Sandberg |
| The Magicians | 2016 | TV Series writer - 1 episode |
| Slovensko hladá SuperStar | 2005 | TV Series writer - 1 episode |
| The Jump | 2016 | TV Series writer - 1 episode |
| CHIKARA Tag World Grand Prix 2005, Night 2 | 2005 | Video writer: "Larger than Life" |
| Music Moguls: Masters of Pop | 2016 | TV Mini-Series documentary writer - 1 episode |
| Singapore Idol | 2004 | TV Series writer - 1 episode |
| Saturday Night Live | 1998-2016 | TV Series writer - 19 episodes |
| Britney Spears: Greatest Hits - My Prerogative | 2004 | Video writer: "I'm Not a Girl, Not Yet a Woman", "Overprotected - The Darkchild Remix", "Overprotected" International Video, "Stronger", "Lucky", "Oops!... I Did It Again", "You Drive Me Crazy The Stop Remix!", "...Baby One More Time" |
| Norm of the North | 2016 | producer: "SHAKE IT OFF" / writer: "SHAKE IT OFF" |
| Karaoke Revolution Volume 3 | 2004 | Video Game "Oops!... I Did It Again" |
| Coronation Street | 2014-2015 | TV Series writer - 6 episodes |
| Karaoke Revolution Volume 2 | 2004 | Video Game "...Baby One More Time" |
| The Night Before | 2015/II | writer: "...Baby One More Time" |
| Hrvatski Idol | 2004 | TV Series writer - 2 episodes |
| Jane the Virgin | 2015 | TV Series writer - 1 episode |
| Dear Frankie | 2004 | writer: "I'll Be There for You" 1977 |
| Grey's Anatomy | 2015 | TV Series writer - 1 episode |
| Brave New Girl | 2004 | TV Movie writer: "Stronger", "Stronger" uncredited |
| Please Like Me | 2015 | TV Series writer - 1 episode |
| Britney Spears: In the Zone | 2004 | Video documentary writer: "...Baby One More Time" |
| The X Factor | 2004-2015 | TV Series writer - 21 episodes |
| Britney Spears Live from Miami | 2004 | TV Movie documentary writer: "Overprotected The Darkchild Remix", "...Baby One More Time", "Oops!... I Did It Again", "You Drive Me Crazy" - uncredited |
| Scouts Guide to the Zombie Apocalypse | 2015 | writer: "BABY ONE MORE TIME" |
| Super Idol | 2004 | TV Series writer - 1 episode |
| Tu cara me suena - Argentina | TV Series writer - 9 episodes, 2013 - 2015 producer - 5 episodes, 2014 - 2015 |
| Home of Phobia | 2004 | writer: "Baby One More Time" - as Martin Sandberg |
| Late Night with Seth Meyers | 2015 | TV Series writer - 1 episode |
| Napoleon Dynamite | 2004 | writer: "Larger than Life" |
| Show Leose Marese | 2015 | TV Series writer - 1 episode |
| Super Secret Movie Rules | 2004 | TV Series documentary writer - 1 episode |
| Ferdinando Show | 2015 | TV Series writer - 2 episodes |
| Arrested Development | 2003 | TV Series writer - 1 episode |
| 2015 MTV Video Music Awards | 2015 | TV Special writer: "Bad Blood", "Cool for the Summer" |
| Idols | 2003 | TV Series writer - 1 episode |
| Casualty | 2015 | TV Series writer - 1 episode |
| Freaky Friday | 2003 | writer: "...Baby One More Time", "...Baby One More Time" uncredited |
| Mike & Mike | 2015 | TV Series writer - 2 episodes |
| Have I Got News for You | 2003 | TV Series writer - 1 episode |
| Ballers | 2015 | TV Series writer - 1 episode |
| The Simpsons | 2003 | TV Series writer - 1 episode |
| One Hit Wonderland | 2015 | TV Series documentary writer - 2 episodes |
| Huips | 2003 | TV Movie writer: "Smurffimaata jynssätään" |
| 20 Moments That Rocked Pop | 2015 | TV Movie documentary writer: "Baby One More Time" - uncredited |
| Du ska nog se att det går över | 2003 | Documentary lyrics: "C'mon Now" / writer: "C'mon Now" |
| Dancing with the Stars | 2009-2015 | TV Series writer - 13 episodes |
| Crossroads | 2002/I | writer: "I'm Not a Girl, Not Yet a Woman", "Overprotected" |
| Todd's Pop Song Reviews | 2010-2015 | TV Series documentary writer - 14 episodes |
| Orange County | 2002 | writer: "...Baby One More Time" |
| Scream Queens | 2015 | TV Series writer - 1 episode |
| Joe Somebody | 2001 | writer: "Larger Than Life" - as Martin Sandberg |
| Lip Sync Battle | 2015 | TV Series writer - 3 episodes |
| Britney Spears Live from Las Vegas | 2001 | TV Special documentary writer: "Oops!... I Did It Again", "You Drive Me Crazy", "Overprotected", "Born to Make You Happy / Lucky / Sometimes", "Stronger", "I'm Not a Girl, Not Yet a Woman", "...Baby One More Time" |
| Magic Mike XXL | 2015 | writer: "I Want It That Way" |
| Operación triunfo | 2001 | TV Series writer - 1 episode |
| Official! Biggest Hits of the 90s | 2015 | TV Movie writer: "As Long As You Love Me", "...Baby One More Time", "I Want It That Way" |
| Bring It On | 2001 | TV Series documentary writer - 1 episode |
| Radio 1's Big Weekend Norwich 2015 | 2015 | TV Mini-Series writer - 2 episodes |
| Max Keeble's Big Move | 2001 | writer: "...Baby One More Time" |
| San Andreas | 2015 | writer: "Style" |
| The Office | 2001 | TV Series writer - 1 episode |
| Give a Pet a Home | 2015 | TV Series writer - 1 episode |
| Dolce Vita & Co | 2001 | TV Series writer - 2 episodes |
| Taylor Swift: Bad Blood | 2015 | Video short writer: "Bad Blood" |
| Britney Spears Live and More! | 2001 | Video writer: "You Drive Me Crazy", "Oops!... I Did It Again", "...Baby One More Time", "Lucky", "Stronger" |
| Baby One More Time Pregnancy Announcement by Vintage Marquee Lights | 2015 | Video short writer: "...Baby one more Time" - as Martin Sandberg |
| The Sopranos | 2001 | TV Series writer - 1 episode |
| RuPaul's Drag Race | 2013-2015 | TV Series writer - 2 episodes |
| Frontline | 2001 | TV Series documentary writer - 1 episode |
| Ellen: The Ellen DeGeneres Show | TV Series writer - 3 episodes, 2013 - 2015 producer - 2 episodes, 2014 - 2015 |
| The Princess & the Marine | 2001 | TV Movie writer: "I Will Be There" |
| Pitch Perfect 2 | 2015 | writer: "Bang Bang", "We Are Never Ever Getting Back Together" |
| Saving Silverman | 2001 | writer: "Show Me The Meaning Of Being Lonely" |
| Back in Time for Dinner | 2015 | TV Series writer - 1 episode |
| Top of the Pops | 2000 | TV Series writer - 6 episodes |
| Lillemand | 2015 | TV Series writer - 1 episode |
| Ready to Rumble | 2000 | writer: "... Baby One More Time" |
| Katy Perry: The Prismatic World Tour | 2015 | TV Movie writer: "Roar", "Part of Me", "Wide Awake", "Love Me", "Dark Horse", "E.T.", "Legendary Lovers", "I Kissed a Girl", "Hot N Cold", "International Smile", "The One That Got Away", "Unconditionally", "Walking on Air", "This Is How We Do", "Last Friday Night T.G.I.F.", "Teenage Dream", "California Gurls", "Birthday" |
| Stars in Their Eyes | 2000 | TV Series writer - 1 episode |
| Tom Felton Meets the Superfans | 2015 | TV Movie writer: "Bang Bang", "Roar" - uncredited |
| C'era un cinese in coma | 2000 | writer: "...Baby One More Time" - as M. Sandberg |
| Glee | 2009-2015 | TV Series writer - 21 episodes |
| Ramat Aviv Gimmel | 2000 | TV Series writer - 1 episode |
| Girls | TV Series writer - 3 episodes, 2012 - 2015 producer - 1 episode, 2012 |
| Time Out with Britney Spears | 1999 | Video writer: "...Baby One More Time", "You Drive Me Crazy [The Stop! Remix]" |
| The Brit Awards 2015 | 2015 | TV Special producer: "Blank Space" / writer: "Blank Space" |
| Sabrina, the Teenage Witch | 1998-1999 | TV Series writer - 3 episodes |
| The Official Top 50 Best-Selling Singles of the 90s and 00s | 2015 | TV Movie writer: "...Baby One More Time" |
| Drive Me Crazy | 1999 | writer: "You Drive Me Crazy" The Stop Remix!, "I Want It That Way" The Jack D. Elliot Remix |
| Pretty Little Liars | 2011-2015 | TV Series writer - 2 episodes |
| Nordrand | 1999 | writer: "Electric" |
| Fifty Shades of Grey | 2015 | producer: "Love Me Like You Do" / writer: "Love Me Like You Do" |
| Hinter Gittern - Der Frauenknast | 1999 | TV Series writer - 1 episode |
| The Block | 2011-2015 | TV Series writer - 4 episodes |
| Smart House | 1999 | TV Movie writer: "Slam Dunk" - as Martin Sandberg |
| Supernatural | 2015 | TV Series writer - 1 episode |
| Música sí | 1999 | TV Series writer - 1 episode |
| Super Bowl XLIX Halftime Show Starring Katy Perry | 2015 | TV Movie writer: "Roar", "Dark Horse", "I Kissed a Girl", "Teenage Dream", "California Gurls" |
| Don't Go Breaking My Heart | 1999 | writer: "Slam Dunk Da Funk" - as Martin Sandberg |
| Guapas | 2014-2015 | TV Series writer - 6 episodes |
| The Corruptor | 1999 | writer: "...Baby One More Time" |
| Dick Clark's Primetime New Year's Rockin' Eve with Ryan Seacrest 2015 | 2014 | TV Movie producer: "Shake It Off" / writer: "Shake It Off" |
| Show Me Love | 1998 | writer: "SHOW ME LOVE" |
| Jennifer Lopez: Dance Again | 2014 | TV Movie documentary writer: "First Love" |
| Spice Girls: Live in Your Living Room | 1998 | TV Special writer: "As Long As You Love Me" |
| iHeart Radio Jingle Ball Concert Special 2014 | 2014 | TV Special producer: "Blank Space", "Shake It Off" / writer: "Blank Space", "Shake It Off" |
| Era Uma Vez... | 1998 | TV Series writer: "Show Me Love" |
| Marry Me | 2014 | TV Series writer - 2 episodes |
| Casper: A Spirited Beginning | 1997 | Video lyrics: "I Wanna Be With You" / music: "I Wanna Be With You" |
| Rude Tube | 2009-2014 | TV Series writer - 5 episodes |
| Smash Hits Poll Winners Party 1996 | 1996 | TV Special writer: "We've Got It Goin' On" - uncredited |
| Victoria's Secret Fashion Show | 2014 | TV Movie producer: "Bang Bang" / writer: "Blank Space", "Love Me Harder", "Bang Bang", "Problem", "Break Free", "Style" |
| Revenge | 2014 | TV Series writer - 1 episode |
| Open Air Outreach | 2014 | TV Series writer - 1 episode |
| Dancing with the Stars | 2006-2014 | TV Series writer - 20 episodes |
| American Music Awards 2014 | 2014 | TV Special producer: "Blank Space", "Problem", "Break Free", "Bang Bang" / writer: "Blank Space", "Problem", "Break Free", "Love Me Harder", "Bang Bang" |
| Parenthood | 2014 | TV Series writer - 1 episode |
| Horrible Bosses 2 | 2014 | writer: "Roar" |
| The Concert for Valor | 2014 | TV Special producer: "Bang Bang" / writer: "Bang Bang" |
| Taylor Swift: Blank Space | 2014 | Video short writer: "Blank Space" |
| Stalker | 2014 | TV Series writer - 1 episode |
| Vai que Cola | 2014 | TV Series writer - 1 episode |
| Coming In | 2014 | writer: "I Kissed a Girl" |
| Jimmy Kimmel Live! | TV Series writer - 3 episodes, 2010 - 2014 producer - 1 episode, 2011 |
| Taylor Swift: Shake It Off Outtakes | 2014 | TV Mini-Series documentary short writer - 8 episodes |
| 21 Totally Brilliant Brit Stars | 2014 | TV Movie writer: "Domino" |
| Alpha and Omega 4: The Legend of the Saw Toothed Cave | 2014 | Video producer: "Larger Than Life", "Show Me the Meaning of Being Lonely" / writer: "Larger Than Life", "Show Me the Meaning of Being Lonely" |
| New Girl | 2014 | TV Series writer - 1 episode |
| Super 6 | 2014 | TV Series writer - 1 episode |
| Une nouvelle amie | 2014 | writer: "Hot N Cold" |
| 2014 MTV Video Music Awards | 2014 | TV Special producer: "Break Free", "Bang Bang", "Shake It Off", "One More Night" / writer: "Break Free", "Bang Bang", "Shake It Off", "One More Night" |
| So You Think You Can Dance | 2010-2014 | TV Series writer - 7 episodes |
| Let's Be Cops | 2014 | writer: "I Want It That Way" |
| EastEnders | 2000-2014 | TV Series writer - 4 episodes |
| The Voice Kids | 2014 | TV Series writer - 5 episodes |
| 2014 FIFA World Cup | 2014 | TV Series writer - 1 episode |
| 15 Unforgettable No 1 Hits! | 2014 | TV Movie writer: "California Gurls" |
| Boy Meets Girl | 2014/I | writer: "I Kissed a Girl" |
| The British Soap Awards 2014 | 2014 | TV Special writer: "Roar" - uncredited |
| Daily Ukulele | 2014 | TV Series short writer - 1 episode |
| Blended | 2014 | writer: "I Kissed A Girl" |
| 2014 Billboard Music Awards | 2014 | TV Special writer: "Problem", "Birthday", "First Love" |
| Rugby League: Challenge Cup | 2014 | TV Series writer - 1 episode |
| Alpha and Omega 3: The Great Wolf Games | 2014 | Video writer: "It's Gonna Be Me" |
| Bates Motel | TV Series producer - 1 episode, 2014 writer - 1 episode, 2014 |
| Impractical Jokers | 2014 | TV Series writer - 1 episode |
| Fiston | 2014 | writer: "I Kissed a Girl" |
| My Mad Fat Diary | 2014 | TV Series writer - 1 episode |
| The Swan Princess: A Royal Family Tale | 2014 | Video producer: "Till the World Ends" / writer: "Till the World Ends" |
| Dancing on Ice | 2010-2014 | TV Series writer - 5 episodes |
| The 56th Annual Grammy Awards | 2014 | TV Special producer: "Dark Horse" / writer: "Dark Horse" |
| Boyhood | 2014/I | writer: "Oops I Did It Again" |
| I Am Britney Jean | 2013 | TV Movie documentary writer: "3", "...Baby One More Time", "I Wanna Go", "Oops!...I Did it Again", "Stronger", "You Drive Me Crazy" |
| Justin Bieber's Believe | 2013 | Documentary writer: "Beauty and a Beat" |
| Super Fun Night | 2013 | TV Series writer - 1 episode |
| American Music Awards 2013 | 2013 | TV Special producer: "Unconditionally" / writer: "Unconditionally" |
| Pink: The Truth About Love Tour - Live from Melbourne | 2013 | Documentary "Slut Like You", "So What", uncredited / writer: "Raise Your Glass", "Who Knew", "Fuckin' Perfect" - uncredited |
| VH1 You Oughta Know in Concert | 2013 | TV Movie writer: "TIll the World Ends" |
| Danville 2nd Ward Young Men | 2013 | TV Series 1 episode |
| Halloween Thriller: Rise of the Zombie | 2013 | Short writer: "Last Friday Night" |
| Meu Passado Me Condena: O Filme | 2013 | writer: "Hot N Cold" |
| Alpha and Omega 2: A Howl-iday Adventure | 2013 | Video producer: "That's the Way I Like It" / writer: "That's the Way I Like It" |
| HaKochav HaBa | 2013 | TV Series writer - 1 episode |
| Independent Lens | 2013 | TV Series documentary writer - 1 episode |
| It's Always Sunny in Philadelphia | 2013 | TV Series writer - 1 episode |
| Grand Theft Auto V | 2013 | Video Game writer: "I Want It That Way" |
| Pastor Mike Online | 2013 | TV Series writer - 1 episode |
| 2013 MTV Video Music Awards | 2013 | TV Special writer: "Roar" |
| The Voice of the Philippines | 2013 | TV Series writer - 2 episodes |
| The Smurfs 2 | 2013 | writer: "Vacation" |
| The Tonight Show with Jay Leno | 2010-2013 | TV Series writer - 29 episodes |
| This Is the End | 2013 | writer: "Everybody Backstreet's Back" |
| 2013 Billboard Music Awards | 2013 | TV Special producer: "22" / writer: "22" |
| Celebrity Splash! Australia | 2013 | TV Series writer - 2 episodes |
| Lovestruck: The Musical | 2013 | TV Movie writer: "DJ Got Us Fallin' in Love" |
| Chelsea Lately | 2013 | TV Series writer - 1 episode |
| RuPaul's Drag Race: Untucked! | 2013 | TV Series writer - 1 episode |
| The 55th Annual Grammy Awards | 2013 | TV Special producer: "We Are Never Ever Getting Back Together" / writer: "We Are Never Ever Getting Back Together", "Daylight" |
| Mulheres Ricas | 2013 | TV Series writer - 1 episode |
| Misfits | 2012 | TV Series writer - 1 episode |
| Arrow | 2012 | TV Series writer - 1 episode |
| The Voice | 2012 | TV Series writer - 5 episodes |
| The X Factor | 2012 | TV Series writer - 6 episodes |
| The X Factor Philippines | 2012 | TV Series writer - 4 episodes |
| Pitch Perfect | 2012 | writer: "Since U Been Gone" |
| Girl Most Likely | 2012 | writer: "Baby One More Time", "Everybody Backstreet's Back", "Everybody Backstreet's Back" uncredited - as Martin Sandberg |
| Spring Breakers | 2012 | writer: "Baby One More Time" - as Martin Karl Sandberg |
| True Blood | 2012 | TV Series writer - 1 episode |
| Late Show with David Letterman | TV Series writer - 6 episodes, 2006 - 2012 music - 1 episode, 2010 |
| Take Me Out | TV Series writer - 2 episodes, 2012 producer - 1 episode, 2012 |
| The Newsroom | 2012 | TV Series writer - 1 episode |
| Katy Perry: Part of Me | 2012 | Documentary writer: "The One That Got Away", "Part of Me", "I Kissed a Girl", "Teenage Dream" live, "E.T.", "Hot N Cold" live, "E.T." live, "I Kissed a Girl" live, "Last Friday Night", "Last Friday Night" live, "The One That Got Away" live, "California Gurls" live, "Wide Awake" |
| Duets | 2012 | TV Series writer - 1 episode |
| The Diamond Jubilee Concert | 2012 | TV Special writer: "Domino" |
| The Voice UK | TV Series 1 episode, 2012 writer - 2 episodes, 2012 |
| Don't Stop Believin': Everyman's Journey | 2012 | Documentary writer: "It's My Life" - as Martin Sandberg |
| Katy Perry Live Lounge Special | 2012 | TV Special writer: "Part of Me", "The One That Got Away" |
| Avenida Brasil | 2012 | TV Series writer: "The One That Got Away" |
| The 54th Annual Grammy Awards | 2012 | TV Special writer: "E.T.", "Part of Me" |
| Sleepwalk with Me | 2012 | writer: "I Want It That Way" - as Martin Karl Sandberg |
| Justin Bieber: Beauty and a Beat | 2012 | Video short writer: "Beauty and a Beat" |
| The Office | 2011 | TV Series writer - 2 episodes |
| New Year's Eve | 2011 | writer: "Raise Your Glass" |
| Voice - Danmarks største stemme | 2011 | TV Series writer - 1 episode |
| Britney Spears Live: The Femme Fatale Tour | 2011 | TV Movie writer: "Hold It Against Me", "Up N' Down", "3", "If U Seek Amy", "...Baby One More Time", "I Wanna Go", "Till The World Ends" |
| Showboaters | 2011 | TV Series writer - 2 episodes |
| Dance Central 2 | 2011 | Video Game writer: "DJ Got Us Fallin' In Love" |
| Britney Spears: Criminal | 2011 | Video short writer: "Criminal" |
| Fina Estampa | 2011 | TV Series writer: "Last Friday Night T.G.I.F." |
| The Inbetweeners Movie | 2011 | writer: "Blow Cirkut Remix" - as M. Martin |
| The Lying Game | 2011 | TV Series writer - 1 episode |
| The Protector | 2011 | TV Series writer - 1 episode |
| Teen Choice 2011 | 2011 | TV Special writer: "Teenage Dream" - uncredited |
| Teen Spirit | 2011 | TV Movie producer: "Till the World Ends" / writer: "Till the World Ends" |
| Glee: The 3D Concert Movie | 2011 | Documentary writer: "Teenage Dream", "Raise Your Glass", "Loser Like Me" |
| Canada Sings | 2011 | TV Series writer - 1 episode |
| The Sex Education Show | 2011 | TV Series documentary writer - 1 episode |
| Conan | 2011 | TV Series writer - 1 episode |
| Katy Perry: Last Friday Night (T.G.I.F.) | 2011 | Video short producer: "Last Friday Night T.G.I.F." / writer: "Last Friday Night T.G.I.F." |
| The 2011 Billboard Music Awards | 2011 | TV Special writer: "Till the World Ends" |
| One Tree Hill | 2011 | TV Series writer - 1 episode |
| A.N.T. Farm | 2011 | TV Series writer - 1 episode |
| MasterChef Australia | 2011 | TV Series writer - 6 episodes |
| Chuck | 2008-2011 | TV Series writer - 2 episodes |
| Hawaii Five-0 | 2011 | TV Series writer - 1 episode |
| Prom | 2011 | writer: "Can't Find Entrance" |
| The Big Bang Theory | 2011 | TV Series writer - 1 episode |
| Victorious | 2011 | TV Series writer - 1 episode |
| Glee Encore | 2011 | Video writer: "It's My Life" |
| Atop the Fourth Wall | 2011 | TV Series writer - 1 episode |
| 20 to 1 | 2007-2011 | TV Series documentary writer - 6 episodes |
| Britney Spears: I Am the Femme Fatale | 2011 | TV Movie documentary producer: "Hold It Against Me", "Till the World Ends" / writer: "Till the World Ends" |
| Hop | 2011 | writer: "Dynamite" - as Max Martin Sandberg |
| Dancing Stars | 2011 | TV Series writer - 1 episode |
| Idool 2011 | 2011 | TV Series writer - 1 episode |
| I Heart You Pare | 2011 | TV Series writer - 1 episode |
| Detention | 2011 | writer: "Everybody Backstreet's Back", "As Long as You Love Me" |
| Good Morning America | TV Series producer - 1 episode, 2011 writer - 1 episode, 2011 |
| Craig Ferguson: Does This Need to Be Said? | 2011 | TV Special documentary writer: "Oops!... I Did It Again" |
| Big Mommas: Like Father, Like Son | 2011 | writer: "I Don't Think So" |
| The 53rd Annual Grammy Awards | 2011 | TV Special writer: "Teenage Dream" |
| Mean Girls 2 | 2011 | TV Movie writer: "Hot N Cold" |
| From Prada to Nada | 2011 | writer: "California Gurls" |
| Helden von morgen | 2011 | TV Series writer - 1 episode |
| Casual: The Series | 2010 | TV Series writer - 1 episode |
| X Factor | 2010 | TV Series writer - 2 episodes |
| The Boy Who Cried Werewolf | 2010 | TV Movie writer: "...Baby One More Time" |
| So You Think You Can Dance Canada | 2009-2010 | TV Series writer - 2 episodes |
| Gossip Girl | 2010 | TV Series writer - 1 episode |
| Alpha and Omega | 2010 | producer: "Just Want You to Know" / writer: "Just Want You to Know" |
| The Album Chart Show | 2010 | TV Series writer - 1 episode |
| Malhação | 2010 | TV Series writer - 1 episode |
| Kayla Williams Music | 2010 | TV Series writer - 1 episode |
| The 5 O'Clock Show | 2010 | TV Series writer - 1 episode |
| Live from Studio Five | 2009-2010 | TV Series writer - 9 episodes |
| Copycats | 2010 | TV Series writer - 1 episode |
| So You Think You Can Dance | 2010 | TV Series writer - 1 episode |
| Mercy | 2010 | TV Series writer - 1 episode |
| Alvin and the Chipmunks: The Squeakquel | 2009 | writer: "Hot N Cold", "So What" |
| American Pie Presents: The Book of Love | 2009 | Video writer: "Hot N Cold" |
| Friday Night Lights | TV Series writer - 2 episodes, 2008 - 2009 producer - 1 episode, 2009 |
| Karaoke Revolution | 2009 | Video Game "So What" / lyrics: "I Kissed A Girl" / music: "I Kissed A Girl" / writer: "My Life Would Suck Without You", "Feels Like Tonight" |
| WWE Raw | 2009 | TV Series writer - 1 episode |
| The Hills | TV Series writer - 4 episodes, 2008 - 2009 producer - 1 episode, 2009 |
| Minami Shineyo | 2009 | TV Series writer - 1 episode |
| Glee: Director's Cut Pilot Episode | 2009 | TV Movie writer: "I Kissed a Girl" - uncredited |
| The Ugly Truth | 2009 | writer: "Hot N Cold" |
| America's Got Talent | 2009 | TV Series writer - 1 episode |
| Premiya Muz-TV 2009 | 2009 | TV Special lyrics: "Hot and Cold", "I Kissed a Girl" / music: "Hot and Cold", "I Kissed a Girl" |
| American Idol | 2009 | TV Series writer - 1 episode |
| The Inbetweeners | 2009 | TV Series writer - 1 episode |
| Natalie Cassidy's Real Britain | 2009 | TV Series documentary writer - 1 episode |
| Will Ferrell: You're Welcome America - A Final Night with George W Bush | 2009 | TV Special writer: "It's My Life" |
| Life | 2009 | TV Series writer - 1 episode |
| Nitro Circus | 2009 | TV Series writer - 1 episode |
| Ghost Whisperer | 2009 | TV Series writer - 1 episode |
| Being Erica | 2009 | TV Series writer - 1 episode |
| Spring Breakdown | 2009 | writer: "4ever" / writer: "Since U Been Gone" - as Martin Karl Sandberg |
| Divas II | 2008 | TV Movie writer: "So What" - uncredited |