| Movie | 2000 | Almost Famous | Dennis Hope | |
| Movie | 2003 | Anything Else | Bob | |
| Movie | 2008 | The Year of Getting to Know Us | Chris Rockett | |
| Movie | 2004 | Taxi | Andrew 'Andy' Washburn | |
| Movie | 2009 | Whip It | "Hot Tub" Johnny Rocket | |
| Movie | 2005 | Fever Pitch | Ben Wrightman | |
| Movie | 2006 | The Secret Policeman's Ball: The Ball in the Hall | Self | |
| Movie | 2006 | Doogal | Dylan (voice) | |
| Movie | 2021 | Lily Topples The World | Self | |
| Movie | 2006 | Factory Girl | Chuck Wein | |
| Movie | 2009 | Arthur and the Revenge of Maltazard | Prince Betameche (voice) | |
| Movie | 2003 | The Rutles 2: Can't Buy Me Lunch | Melvin’s Son | |
| Movie | 2021 | 5 More Sleeps 'til Christmas | Narrator | |
| Movie | 2022 | Michael Bublé's Christmas in the City | Self | |
| Movie | 2021 | Madame X Presents: Madame Xtra Q&A | Self | |
| Movie | 2023 | Carol Burnett: 90 Years of Laughter + Love | Self - Guest | |
| Movie | 2023 | Late Night Nightmare | Self | |
| Movie | 2020 | Global Goal: Unite for Our Future | The Concert | Self | |
| Movie | 2012 | Johnny Carson: King of Late Night | Self | |
| Movie | 2003 | Off the Record: The 9/11 Election | Self | |
| Movie | 2023 | Attack of the Doc! | Self | |
| Movie | 2013 | Sing Me the Songs That Say I Love You: A Concert for Kate McGarrigle | Himself | |
| Movie | 2016 | The Last Laugh | Self | |
| Movie | 2013 | The Improv: 50 Years Behind the Brick Wall | Self | |
| Movie | 2022 | Jennifer Lopez & Maluma Live: Marry Me Tonight! | Self | |
| Movie | 2002 | NBC 75th Anniversary Special | Self | |
| Movie | 2022 | Marry Me | Self | |
| Movie | 2002 | Saturday Night Live: The Best of Will Ferrell | Self / Various Characters (archive footage) | |
| Movie | 2023 | iHeartRadio Jingle Ball 2023 | Self - Presenter | |
| Movie | 2005 | Saturday Night Live: The Best of Jimmy Fallon | | |
| Movie | 2011 | The Love We Make | Self | |
| Movie | 2015 | Misery Loves Comedy | Self | |
| Movie | 2009 | Saturday Night Live: The Best of Amy Poehler | Weekend Update Anchor (archive footage) | |
| Movie | 2022 | Dolly Parton's Mountain Magic Christmas | Self | |
| Movie | 2022 | Spirited | Jimmy Fallon | |
| Movie | 2021 | Chris Rock Total Blackout: The Tamborine Extended Cut | Self (archive footage) | |
| Movie | 2022 | This Place Rules | Self (archive footage) | |
| Movie | 2015 | Jurassic World | Jimmy Fallon | |
| Movie | 2018 | Always at The Carlyle | Self (archive footage) | |
| Movie | 2015 | Jem and the Holograms | Jimmy Fallon | |
| Movie | 2012 | 12-12-12 | The Concert for Sandy Relief | Self | |
| Movie | 2005 | Tankman Begins | Jimmy Fallon | |
| Movie | 2016 | Popstar: Never Stop Never Stopping | Jimmy Fallon | |
| Movie | 2000 | Sex and the Matrix | Neo | |
| Movie | 2024 | I Am: Celine Dion | Self (archive footage) | |
| Movie | 2003 | The $cheme | Ray | |
| Movie | 2009 | Rachel Fuller presents: In the Attic with Pete Townshend & Friends | Self | |
| Movie | 2015 | Get Hard | Jimmy Fallon | |
| Movie | 2006 | Arthur and the Invisibles | Betameche (voice) | |
| Movie | 2001 | The Concert for New York City | Self | |
| Movie | 2010 | The Women of SNL | Various (archive footage) | |
| Movie | 2019 | Travis Scott: Look Mom I Can Fly | Self | |
| Movie | 2019 | Saving Jaws | Himself | |
| Movie | 2016 | One Nation Under Trump | Self | |
| Movie | 2019 | Dads | Self | |
| Movie | 2008 | Monty Python Conquers America | Self | |
| Movie | 2005 | Making a Scene: Fever Pitch | Himself | |
| Movie | 2020 | One World: Together at Home | Self - Host | |
| Movie | 2011 | Bucky Larson: Born to Be a Star | Jimmy Fallon (uncredited) | |
| Movie | 2020 | 30 Rock: A One-Time Special | Jimmy Fallon | |
| Movie | 2017 | Shot! The Psycho-Spiritual Mantra of Rock | Self - TV Host (archive footage) | |
| Movie | 2012 | La Classe américaine | Self | |
| Movie | 2020 | The Stand In | Jimmy Fallon | |
| Movie | 1999 | Saturday Night Live: 25th Anniversary Special | Self (uncredited) | |
| Movie | 2024 | The Cardigan Classic: Fallon vs. Khaled | Jimmy Fallon | |
| Movie | 2024 | Untold: Hope Solo vs. U.S. Soccer | Self (archive footage) | |
| Movie | 2024 | Jack in Time for Christmas | Self | |
| Movie | 2024 | Jimmy Fallon's Holiday Seasoning Spectacular | Self | |
| Movie | 2024 | Nate Bargatze's Nashville Christmas | Self | |
| Movie | 2024 | The Tonight Show Starring Jimmy Fallon: 10th Anniversary Special | Self | |
| Movie | 2025 | Ladies & Gentlemen... 50 Years of SNL Music | Self | |
| Movie | 2025 | SNL50: The Homecoming Concert | Self - Host | |
| Movie | 2022 | Celebrating Betty White: America's Golden Girl | Self | |
| Movie | N/A | High in the Clouds | Froggo (voice) | |
| Movie | 2023 | Open Heart | Self (archive footage) | |
| TV Show | 1969 | Sesame Street | | 1 |
| TV Show | 2003 | The Ellen DeGeneres Show | Self | 3 |
| TV Show | 2004 | The Tony Danza Show | Self - Guest | 1 |
| TV Show | 1999 | Family Guy | Jimmy Fallon | 1 |
| TV Show | 1996 | The Daily Show | Self | 1 |
| TV Show | 1975 | Saturday Night Live | Self - Various Characters | 119 |
| TV Show | 1996 | Spin City | Photographer | 1 |
| TV Show | 2007 | The Graham Norton Show | Self | 1 |
| TV Show | 1997 | The View | Self | 2 |
| TV Show | 1992 | The Tonight Show with Jay Leno | | 2 |
| TV Show | 2007 | Gossip Girl | Self | 1 |
| TV Show | 2012 | Inside Comedy | Self | 1 |
| TV Show | 2006 | 30 Rock | Jimmy Fallon | 3 |
| TV Show | 2020 | The New York Times Presents | Self (archive footage) | 1 |
| TV Show | 2005 | The Colbert Report | | 1 |
| TV Show | 1993 | Late Night with Conan O'Brien | Self - Guest | 4 |
| TV Show | 1995 | MADtv | Self | 1 |
| TV Show | 2021 | The Story of Late Night | Self | 6 |
| TV Show | 1992 | MTV Movie & TV Awards | Self - Host | 2 |
| TV Show | 2010 | The Marriage Ref | Self - Panelist | 1 |
| TV Show | 2008 | The Wendy Williams Show | | 1 |
| TV Show | 2014 | Last Week Tonight with John Oliver | Self | 1 |
| TV Show | 1999 | Teen Choice Awards | Self | 1 |
| TV Show | 1975 | Saturday Night Live | Self - Cameo (uncredited) | 16 |
| TV Show | 1975 | Saturday Night Live | Self | 1 |
| TV Show | 2014 | The Tonight Show Starring Jimmy Fallon | Self - Host | 1590 |
| TV Show | 2009 | Late Night with Jimmy Fallon | Self - Host | 180 |
| TV Show | 1984 | MTV Video Music Awards | Self - Presenter | 1 |
| TV Show | 2007 | iCarly | Jimmy Fallon | 1 |
| TV Show | 2021 | Only Murders in the Building | Jimmy Fallon | 1 |
| TV Show | 2012 | Comedians in Cars Getting Coffee | Self | 2 |
| TV Show | 2015 | Lip Sync Battle | Self | 1 |
| TV Show | 2015 | The Spoils Before Dying | Detective Kenneth Bluntley | 6 |
| TV Show | 2021 | That's My Jam | Self - Host | 17 |
| TV Show | 2014 | Late Night with Seth Meyers | Self | 1 |
| TV Show | 2021 | Girls5eva | Jimmy Fallon | 1 |
| TV Show | 1975 | Saturday Night Live | Self - Host | 3 |
| TV Show | 2016 | Maya & Marty | Various Characters | 1 |
| TV Show | 2006 | 30 Rock | Young Jack | 1 |
| TV Show | 2005 | Trippin' | Self | 2 |
| TV Show | 1984 | MTV Video Music Awards | Self | 1 |
| TV Show | 2017 | Moltissimo | Himself | 1 |
| TV Show | 2020 | The Drew Barrymore Show | Self | 1 |
| TV Show | 1997 | The View | Self - Guest | 1 |
| TV Show | 1984 | MTV Video Music Awards | Self - Host | 1 |
| TV Show | 2003 | Jimmy Kimmel Live! | Self | 1 |
| TV Show | 2019 | The Kelly Clarkson Show | Self | 4 |
| TV Show | 2009 | Watch What Happens Live with Andy Cohen | Self - Guest | 7 |
| TV Show | 2022 | Password | Self | 23 |
| TV Show | 2012 | Honest Trailers | Self (archive footage) | 1 |
| TV Show | 1988 | LIVE with Kelly and Mark | Self - Guest | 2 |
| TV Show | 1993 | Raw | | 1 |
| TV Show | 1969 | Sesame Street | Wild Nature Survivor Guy | 1 |
| TV Show | 1981 | Entertainment Tonight | Self | 1 |
| TV Show | 2022 | Fleishman Is in Trouble | Self | 1 |
| TV Show | 1944 | Golden Globe Awards | Self - Host | 1 |
| TV Show | 2019 | The Boys | Jimmy Fallon (uncredited) | 1 |
| TV Show | 2020 | The Not-Too-Late Show with Elmo | Self | 1 |
| TV Show | 2010 | Conan | Self | 1 |
| TV Show | 2015 | Hot Ones | Self | 1 |
| TV Show | 2001 | Band of Brothers | George C. Rice | 1 |
| TV Show | 1999 | Mark Twain Prize | Self | 1 |
| TV Show | 1973 | The American Film Institute Salute to ... | Self | 1 |
| TV Show | 2019 | Today with Hoda & Jenna | Self | 1 |
| TV Show | 2025 | SNL50: Beyond Saturday Night | Self | 4 |
| TV Show | 2022 | The Kardashians | Self | 1 |
| TV Show | 2019 | I'm a LA... Get Me Out of Here! | Self - Contestant | 20 |
| TV Show | 2005 | Meet the Barkers | Self | 1 |
