| The Matrix 4 | 2022 | actor |
| Anita | 2020 | actor |
| Boys | 2020 | actor |
| Spinning Gold | | actor |
| A Series of Unfortunate Events | 2017-2019 | actor |
| At Home with Amy Sedaris | 2017 | actor |
| Downsizing | 2017 | actor |
| Mystery Science Theater 3000: The Return | 2017 | actor |
| The Penguins of Madagascar | 2010-2015 | actor |
| American Horror Story | 2015 | actor |
| Gone Girl | 2014 | actor |
| A Million Ways to Die in the West | 2014 | actor |
| How I Met Your Mother | 2005-2014 | actor |
| Attack of the 50 Ft. Gummi Bear! | 2014 | actor |
| Cloudy with a Chance of Meatballs 2 | 2013 | actor |
| Saints Row IV | 2013 | actor |
| The Smurfs 2 | 2013 | actor |
| Adventure Time | 2011-2013 | actor |
| Neil's Puppet Dreams | 2012-2013 | actor |
| Rien ne bat un astronaute | 2013 | actor |
| Robot Chicken: DC Comics Special | 2012 | actor |
| American Reunion | 2012 | actor |
| A Very Harold & Kumar 3D Christmas | 2011 | actor |
| The Muppets | 2011 | actor |
| Penguins of Madagascar: Dr. Blowhole Returns - Again | 2011 | actor |
| The Smurfs | 2011 | actor |
| Company | 2011 | actor |
| Beastly | 2011 | actor |
| The Best and the Brightest | 2010 | actor |
| Spider-Man: Shattered Dimensions | 2010 | actor |
| Cats & Dogs: The Revenge of Kitty Galore | 2010 | actor |
| Batman: Under the Red Hood | 2010 | actor |
| Glee | 2010 | actor |
| Dracula's Daughters vs. the Space Brains | 2010 | actor |
| Yes, Virginia | 2009 | actor |
| Beyond All Boundaries | 2009 | actor |
| Cloudy with a Chance of Meatballs | 2009 | actor |
| Robot Chicken | 2009 | actor |
| Batman: The Brave and the Bold | 2009 | actor |
| Family Guy | 2007-2009 | actor |
| Eat Lead: The Return of Matt Hazard | 2009 | actor |
| Prop 8: The Musical | 2008 | actor |
| Saints Row 2 | 2008 | actor |
| Sesame Street | 2008 | actor |
| Dr. Horrible's Sing-Along Blog | 2008 | actor |
| Harold & Kumar Escape from Guantanamo Bay | 2008 | actor |
| Justice League: The New Frontier | 2008 | actor |
| Me, Eloise | 2006 | actor |
| The Christmas Blessing | 2005 | actor |
| The Golden Blaze | 2005 | actor |
| Jack & Bobby | 2005 | actor |
| Numb3rs | 2005 | actor |
| Law & Order: Criminal Intent | 2004 | actor |
| Harold & Kumar Go to White Castle | 2004 | actor |
| Spider-Man | 2003 | actor |
| Boomtown | 2003 | actor |
| Undercover Brother | 2002 | actor |
| Justice League | 2002 | actor |
| The Mesmerist | 2002 | actor |
| Touched by an Angel | 2002 | actor |
| Ed | 2001 | actor |
| Sweeney Todd: The Demon Barber of Fleet Street in Concert | 2001 | actor |
| The Wedding Dress | 2001 | actor |
| The Legend of Tarzan | 2001 | actor |
| As Told by Ginger | 2001 | actor |
| Son of the Beach | 2001 | actor |
| Static Shock | 2001 | actor |
| Stark Raving Mad | 1999-2000 | actor |
| Will & Grace | 2000 | actor |
| The Next Best Thing | 2000 | actor |
| Joan of Arc | 1999 | actor |
| The Christmas Wish | 1998 | actor |
| The Proposition | 1998 | actor |
| Starship Troopers | 1997 | actor |
| Homicide: Life on the Street | 1997 | actor |
| The Outer Limits | 1996 | actor |
| Animal Room | 1995 | actor |
| Capitol Critters | 1992-1995 | actor |
| The Man in the Attic | 1995 | actor |
| Legacy of Sin: The William Coit Story | 1995 | actor |
| My Antonia | 1995 | actor |
| Not Our Son | 1995 | actor |
| Snowbound: The Jim and Jennifer Stolpa Story | 1994 | actor |
| A Family Torn Apart | 1993 | actor |
| Murder, She Wrote | 1993 | actor |
| Doogie Howser, M.D. | 1989-1993 | actor |
| Quantum Leap | 1993 | actor |
| Captain Planet and the Planeteers | 1992 | actor |
| Roseanne | 1992 | actor |
| Blossom | 1991 | actor |
| Stranger in the Family | 1991 | actor |
| The Simpsons | 1991 | actor |
| Carol & Company | 1991 | actor |
| The Earth Day Special | 1990 | actor |
| Cold Sassy Tree | 1989 | actor |
| B.L. Stryker | 1989 | actor |
| Home Fires Burning | 1989 | actor |
| Purple People Eater | 1988 | actor |
| Too Good to Be True | 1988 | actor |
| Clara's Heart | 1988 | actor |
| Mystery Science Theater 3000: The Return | 2017 | soundtrack |
| Best Time Ever with Neil Patrick Harris | 2015 | soundtrack |
| The Oscars | 2015 | soundtrack |
| The 68th Annual Tony Awards | 2014 | soundtrack |
| How I Met Your Mother | 2006-2013 | soundtrack |
| The 65th Primetime Emmy Awards | 2013 | soundtrack |
| The 67th Annual Tony Awards | 2013 | soundtrack |
| Neil's Puppet Dreams | | soundtrack |
| The 66th Annual Tony Awards | 2012 | soundtrack |
| A Very Harold & Kumar 3D Christmas | 2011 | soundtrack |
| The Penguins of Madagascar | 2011 | soundtrack |
| Adventure Time | 2011 | soundtrack |
| Company | 2011 | soundtrack |
| The 65th Annual Tony Awards | 2011 | soundtrack |
| Glee | 2010 | soundtrack |
| The 82nd Annual Academy Awards | 2010 | soundtrack |
| The 61st Primetime Emmy Awards | 2009 | soundtrack |
| Batman: The Brave and the Bold | 2009 | soundtrack |
| The 63rd Annual Tony Awards | 2009 | soundtrack |
| Saturday Night Live | 2009 | soundtrack |
| Commentary! The Musical | 2008 | soundtrack |
| Dr. Horrible's Sing-Along Blog | 2008 | soundtrack |
| The 58th Annual Tony Awards | 2004 | soundtrack |
| Sweeney Todd: The Demon Barber of Fleet Street in Concert | 2001 | soundtrack |
| Doogie Howser, M.D. | 1989-1992 | soundtrack |
| It's Alive Created by Neil Patrick Harris | 2019 | producer |
| Wig | 2019 | producer |
| Genius Junior | 2018 | producer |
| A Series of Unfortunate Events | 2017 | producer |
| Best Time Ever with Neil Patrick Harris | 2015 | producer |
| The 65th Primetime Emmy Awards | 2013 | producer |
| The 67th Annual Tony Awards | 2013 | producer |
| Neil's Puppet Dreams | 2012-2013 | producer |
| The 66th Annual Tony Awards | 2012 | producer |
| The 65th Annual Tony Awards | 2011 | producer |
| The 61st Primetime Emmy Awards | 2009 | producer |
| Best Time Ever with Neil Patrick Harris | 2015 | writer |
| The Oscars | 2015 | writer |
| Neil's Puppet Dreams | 2012-2013 | writer |
| The Goodwin Games | 2013 | director |
| Untitled Peter Knight Comedy Project | 2011 | director |
| How I Met Your Mother | 2010 | director |
| A Series of Unfortunate Events | 2017 | music_department |
| Gray Tones' Performance on Stage | 2016 | composer |
| Bridegroom | 2013 | thanks |
| The Making of Dr. Horrible's Sing-Along Blog | 2008 | thanks |
| Today | 2014-2019 | self |
| Star Wars Galaxy's Edge: Adventure Awaits | 2019 | self |
| Sunday Today with Willie Geist | 2019 | self |
| 2019 Primetime Creative Arts Emmy Awards | 2019 | self |
| The Late Late Show with James Corden | 2015-2019 | self |
| Dads | 2019/II | self |
| WE Day | 2019 | self |
| Ok! TV | 2019 | self |
| The View | 2005-2019 | self |
| The 73rd Annual Tony Awards | 2019 | self |
| Still Laugh-In: The Stars Celebrate | 2019 | self |
| Wig | 2019 | self |
| Entertainment Tonight | 2007-2019 | self |
| Late Night with Seth Meyers | 2014-2019 | self |
| Mickey's 90th Spectacular | 2018 | self |
| Rachael Ray | 2007-2018 | self |
| 2018 Primetime Creative Arts Emmy Awards | 2018 | self |
| Genius Junior | 2018 | self |
| The Talk | 2010-2018 | self |
| Dish Nation | 2018 | self |
| Build | 2017-2018 | self |
| WGN Morning News | 2018 | self |
| Jimmy Kimmel Live! | 2008-2018 | self |
| Ellen: The Ellen DeGeneres Show | 2005-2018 | self |
| Lip Sync Battle | 2018 | self |
| 75th Golden Globe Awards | 2018 | self |
| E! Live from the Red Carpet | 2014-2018 | self |
| Off Camera with Sam Jones | 2017 | self |
| Good Morning America | 1989-2017 | self |
| 2018 Breakthrough Prize Ceremony | 2017 | self |
| Carpool Karaoke | 2017 | self |
| On Your Marc | 2017 | self |
| The Tonight Show Starring Jimmy Fallon | 2017 | self |
| Quotidien | 2017 | self |
| The One Show | 2017 | self |
| Watch What Happens Live with Andy Cohen | 2010-2017 | self |
| The Chew | 2017 | self |
| Live with Kelly and Ryan | 1990-2017 | self |
| The Insider | 2014-2017 | self |
| The Late Show with Stephen Colbert | 2016 | self |
| The 10th Annual CNN Heroes: An All-Star Tribute | 2016 | self |
| 2016 Global Citizen | 2016 | self |
| The 70th Annual Tony Awards | 2016 | self |
| Beat Bobby Flay | 2016 | self |
| Finding Your Roots with Henry Louis Gates, Jr. | 2016 | self |
| Disneyland 60th Anniversary TV Special | 2016 | self |
| A Roundabout Road to Broadway | 2016 | self |
| International Ghost Investigators | 2015 | self |
| The 9th Annual CNN Heroes: An All-Star Tribute | 2015 | self |
| Best Time Ever with Neil Patrick Harris | 2015 | self |
| American Horror Story: Freak Show, Twisty: Behind the Mask of Terror | 2015 | self |
| The Meredith Vieira Show | 2014-2015 | self |
| Mat Franco's Got Magic | 2015 | self |
| In Their Own Words | 2015 | self |
| The Wendy Williams Show | 2015 | self |
| Extra | 2008-2015 | self |
| Barefoot Contessa | 2015 | self |
| America's Got Talent | 2015 | self |
| The 69th Annual Tony Awards | 2015 | self |
| Red Nose Day | 2015 | self |
| Late Show with David Letterman | 1994-2015 | self |
| Ant & Dec's Saturday Night Takeaway | 2015 | self |
| The Oscars | 2015 | self |
| ABC News Nightline | 2015 | self |
| Inside the Actors Studio | 2014-2015 | self |
| The 57th Annual Grammy Awards | 2015 | self |
| The Barbara Walters Summer Special | 2014 | self |
| Conan | 2011-2014 | self |
| KRQE News 13 | 2014 | self |
| Fox and Friends | 2014 | self |
| IMDb: What to Watch | 2014 | self |
| Made in Hollywood | 2011-2014 | self |
| Special Look | 2014 | self |
| The Broadway.com Show | 2013-2014 | self |
| Inside Edition | 2014 | self |
| The 68th Annual Tony Awards | 2014 | self |
| RuPaul's Drag Race | 2014 | self |
| RuPaul's Drag Race: Untucked! | 2014 | self |
| Under the Gunn | 2014 | self |
| Billy on the Street | 2014 | self |
| The 56th Annual Grammy Awards | 2014 | self |
| Disney Parks Christmas Day Parade | 2013 | self |
| Jeopardy! | 2006-2013 | self |
| Stephen Fry: Out There | 2013 | self |
| Primetime Emmys Backstage Live! | 2013 | self |
| The 65th Primetime Emmy Awards | 2013 | self |
| 2013 Primetime Creative Arts Emmy Awards | 2013 | self |
| The Late Late Show with Craig Ferguson | 2005-2013 | self |
| Good Day L.A. | 2013 | self |
| The Tonight Show with Jay Leno | 1992-2013 | self |
| Picture of Love with Neil Patrick Harris | 2013 | self |
| Tanked | 2013 | self |
| Weekend Ticket | 2013 | self |
| The Out List | 2013 | self |
| The 67th Annual Tony Awards | 2013 | self |
| Late Night with Jimmy Fallon | 2009-2013 | self |
| Nickelodeon Kids' Choice Awards 2013 | 2013 | self |
| The 55th Annual Grammy Awards | 2013 | self |
| 19th Annual Screen Actors Guild Awards | 2013 | self |
| Iron Chef America: The Series | 2013 | self |
| CBS Cares | 2006-2013 | self |
| Just for Laughs: All-Access | 2012 | self |
| The National Christmas Tree Lighting | 2012 | self |
| Opening Night | 2012 | self |
| From Dust to Dreams: Opening Night at the Smith Center for the Performing Arts | 2012 | self |
| The 66th Annual Tony Awards | 2012 | self |
| Punk'd | 2012 | self |
| The Colbert Report | 2012 | self |
| Oprah's Next Chapter | 2012 | self |
| The 54th Annual Grammy Awards | 2012 | self |
| The 38th Annual People's Choice Awards | 2012 | self |
| Test Your Brain | 2011 | self |
| Up Close with Carrie Keagan | 2008-2011 | self |
| 1st Look | 2011 | self |
| Brain Games | 2011 | self |
| Janela Indiscreta | 2011 | self |
| Hamish & Andy's Gap Year | 2011 | self |
| The Daily Show | 2000-2011 | self |
| So You Think You Can Dance | 2011 | self |
| Inconvenient Interviews with Risa | 2011 | self |
| The 1st Annual Critics' Choice Television Awards | 2011 | self |
| The 65th Annual Tony Awards | 2011 | self |
| In the Qube 3D | 2011 | self |
| Take Two with Phineas and Ferb | 2011 | self |
| The 53rd Annual Grammy Awards | 2011 | self |
| The 37th Annual People's Choice Awards | 2011 | self |
| Spike TV VGA Video Game Awards | 2010 | self |
| The 2010 Primetime Creative Arts Emmy Awards | 2010 | self |
| Fashion's Night Out | 2010 | self |
| The 62nd Primetime Emmy Awards | 2010 | self |
| Kevin Pollak's Chat Show | 2010 | self |
| Make Believe | 2010 | self |
| Through a Dog's Eyes | 2010 | self |
| The Oprah Winfrey Show | 2010 | self |
| The 82nd Annual Academy Awards | 2010 | self |
| A First Look at Batman: Under the Red Hood | 2010 | self |
| American Idol | 2009-2010 | self |
| The 67th Annual Golden Globe Awards | 2010 | self |
| CBS Fall Preview | 2009 | self |
| Carrie Underwood: An All-Star Holiday Special | 2009 | self |
| The 3rd Annual CNN Heroes: An All-Star Tribute | 2009 | self |
| The Tonight Show with Conan O'Brien | 2009 | self |
| The 61st Primetime Emmy Awards | 2009 | self |
| Jerry Lewis MDA Labor Day Telethon | 1990-2009 | self |
| Top Chef Masters | 2009 | self |
| The 63rd Annual Tony Awards | 2009 | self |
| The Early Show | 2009 | self |
| The 7th Annual TV Land Awards | 2009 | self |
| A-List Awards | 2009 | self |
| The 1st Annual Streamy Awards | 2009 | self |
| 2009 Writers Guild Awards | 2009 | self |
| The 66th Annual Golden Globe Awards | 2009 | self |
| Saturday Night Live | 2009 | self |
| Million Dollar Password | 2008 | self |
| Spike TV VGA Video Game Awards | 2008 | self |
| Commentary! The Musical | 2008 | self |
| The Making of Dr. Horrible's Sing-Along Blog | 2008 | self |
| Anytime with Bob Kushell | 2008 | self |
| The 2008 World Magic Awards | 2008 | self |
| The 60th Primetime Emmy Awards | 2008 | self |
| 2008 Primetime Creative Arts Emmy Awards | 2008 | self |
| Stand Up to Cancer | 2008 | self |
| Fednet Mode | 2008 | self |
| Flipped Switch | 2008 | self |
| MADtv | 2006-2008 | self |
| Late Night with Conan O'Brien | 2006-2008 | self |
| The 2007 World Magic Awards | 2007 | self |
| Wheel of Fortune | 2007 | self |
| Dinner: Impossible | 2007 | self |
| The 59th Primetime Emmy Awards | 2007 | self |
| 2007 Primetime Creative Arts Emmy Awards | 2007 | self |
| The Visible Vote '08- A Presidential Forum | 2007 | self |
| The 61st Annual Tony Awards | 2007 | self |
| The States | 2007 | self |
| The Morning Show with Mike & Juliet | 2007 | self |
| 18th Annual GLAAD Media Awards | 2007 | self |
| Film Independent's 2007 Spirit Awards | 2007 | self |
| The Megan Mullally Show | 2006 | self |
| The Thanksgiving Day Parade on CBS | 2006 | self |
| Square Off | 2006 | self |
| Big Brother | 2006 | self |
| 2006 Primetime Creative Arts Emmy Awards | 2006 | self |
| The 60th Annual Tony Awards | 2006 | self |
| The Reichen Show | 2006 | self |
| The 32nd Annual People's Choice Awards | 2006 | self |
| The Tony Danza Show | 2005 | self |
| Breakfast with the Arts | 2005 | self |
| An Interview with Neil Patrick Harris | 2005 | self |
| Celebrity Poker Showdown | 2004 | self |
| The 58th Annual Tony Awards | 2004 | self |
| Last Call with Carson Daly | 2003-2004 | self |
| Pyramid | 2003 | self |
| Death from Above: The Making of 'Starship Troopers' | 2002 | self |
| Playboy: Inside the Playboy Mansion | 2002 | self |
| Access Granted | 2001 | self |
| The Rosie O'Donnell Show | 1997-2000 | self |
| The 26th Annual People's Choice Awards | 2000 | self |
| The Martin Short Show | 1999 | self |
| The RuPaul Show | 1997 | self |
| Maury | 1991-1996 | self |
| For Our Children: The Concert | 1993 | self |
| Late Night with David Letterman | 1990-1993 | self |
| This Is MST3K | 1992 | self |
| Where in the World Is Carmen Sandiego? | 1992 | self |
| Time Out: The Truth About HIV, AIDS, and You | 1992 | self |
| Hot Country Nights | 1992 | self |
| The 49th Annual Golden Globe Awards | 1992 | self |
| The Tonight Show Starring Johnny Carson | 1990-1991 | self |
| Nova | 1991 | self |
| The Best of Disney: 50 Years of Magic | 1991 | self |
| The 5th Annual American Comedy Awards | 1991 | self |
| The 16th Annual People's Choice Awards | 1990 | self |
| The TV Academy Annual Tribute: A Salute to Angela Lansbury | 1990 | self |
| The 47th Annual Golden Globe Awards | 1990 | self |
| The More You Know | 1989 | self |
| The 46th Annual Golden Globe Awards | 1989 | self |
| Entertainment Tonight | 2014-2019 | archive_footage |
| Ok! TV | 2017-2018 | archive_footage |
| Hoy nos toca | 2018 | archive_footage |
| Extra | 2015-2017 | archive_footage |
| The Insider | 2014-2017 | archive_footage |
| Nexus VI | 2015 | archive_footage |
| Tanked | 2014 | archive_footage |
| Unknown Movies | 2014 | archive_footage |
| Inside Edition | 2014 | archive_footage |
| Fox and Friends | 2014 | archive_footage |
| Chelsea Lately | 2013-2014 | archive_footage |
| RuPaul's Drag Race | 2014 | archive_footage |
| SNL Shorts | 2014 | archive_footage |
| Welcome to the Basement | 2013-2014 | archive_footage |
| Taff | 2013 | archive_footage |
| The Channel 101 Experience | 2012 | archive_footage |
| Glee | 2012 | archive_footage |
| Dianne Crittenden on 'The Thin Red Line' | 2010 | archive_footage |
| The 36th Annual Daytime Emmy Awards | 2009 | archive_footage |
| 100 Greatest Teen Stars | 2007 | archive_footage |
| Child Star Confidential | 2006 | archive_footage |
| 50 Cutest Child Stars: All Grown Up | 2005 | archive_footage |
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