Filmography60 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | MISCAST26Movie | — | 39 |
| 2025 | Liza: A Truly Terrific Absolutely True StoryMovie | Self | 38 |
| 2024 | Justice League: Crisis on Infinite Earths Part OneMovie | Superman / Earth-2 Superman (voice) | 37 |
| 2024 | Justice League: Crisis on Infinite Earths Part ThreeMovie | Superman / Earth-2 Superman (voice) | 37 |
| 2024 | Hazbin HotelSeries | St. Peter (voice) | 37 |
| 2024 | Justice League: Crisis on Infinite Earths Part TwoMovie | Superman / Earth-2 Superman (voice) | 37 |
| 2023 | Justice League: WarworldMovie | Superman / Agent Kent (voice) | 36 |
| 2023 | Legion of Super-HeroesMovie | Superman (voice) | 36 |
| 2023 | Carol Burnett: 90 Years of Laughter + LoveMovie | Self - Guest | 36 |
| 2023 | Dick Van Dyke: 98 Years of MagicMovie | Self | 36 |
| 2022 | Dirty Daddy: The Bob Saget TributeMovie | Self | 35 |
| 2021 | Name That TuneSeries | Self - Contestant | 34 |
| 2021 | Justice Society: World War IIMovie | Superman / Clark Kent (voice) | 34 |
| 2021 | Show of TitlesMovie | "Fade Out – Fade In" Performer | 34 |
| 2021 | YasukeSeries | Haruto (voice) | 34 |
| 2020 | Solar OppositesSeries | Splash / Z'ash (voice) | 33 |
| 2020 | RoyaltiesSeries | Pierce | 33 |
| 2020 | HollywoodSeries | Raymond Ainsley | 33 |
| 2020 | The Disney Family SingalongMovie | Self - Performer | 33 |
| 2020 | Stars in the HouseSeries | Self | 33 |
| 2020 | Superman: Man of TomorrowMovie | Superman / Clark Kent (voice) | 33 |
| 2020 | The Men of MidwayMovie | Self | 33 |
| 2019 | The Kelly Clarkson ShowSeries | Self | 32 |
| 2019 | Green Eggs and HamSeries | Looka (voice) | 32 |
| 2019 | Today with Jenna & SheinelleSeries | Self - Guest | 32 |
| 2019 | MidwayMovie | Commander Eugene Lindsey | 32 |
| 2019 | Batman vs Teenage Mutant Ninja TurtlesMovie | Raphael (voice) | 32 |
| 2017 | The Marvelous Mrs. MaiselSeries | Taylor | 30 |
| 2017 | SteveSeries | Self | 30 |
| 2017 | Drop the MicSeries | Self | 30 |
| 2017 | Carpool Karaoke: The SeriesSeries | Self | 30 |
| 2016 | American Crime StorySeries | Andrew Cunanan | 29 |
| 2015 | SupergirlSeries | Music Meister | 28 |
| 2015 | Lip Sync BattleSeries | Self | 28 |
| 2015 | Close Up with The Hollywood ReporterSeries | Self | 28 |
| 2014 | The FlashSeries | Music Meister | 27 |
| 2014 | The Tonight Show Starring Jimmy FallonSeries | Self - Guest | 27 |
| 2014 | Variety Studio: Actors on ActorsSeries | Self | 27 |
| 2014 | Late Night with Seth MeyersSeries | Self - Guest | 27 |
| 2014 | Celebrity Name GameSeries | Self | 27 |
| 2014 | Stan Lee's Mighty 7Movie | Micro (voice) | 27 |
| 2014 | Trailblazer HonorsSeries | Self | 27 |
| 2014 | Backstage With Disney on Broadway: Celebrating 20 YearsMovie | himself | 27 |
| 2013 | Rick and MortySeries | Bruce Chutback (voice) | 26 |
| 2013 | Six by SondheimMovie | Frank | 26 |
| 2013 | Whose Line Is It Anyway?Series | Self | 26 |
| 2012 | Girl Most LikelyMovie | Lee | 25 |
| 2011 | American Horror StorySeries | Justin | 24 |
| 2011 | Web TherapySeries | Augie Sayles | 24 |
| 2011 | Glee: The Concert MovieMovie | Blaine Anderson | 24 |
| 2011 | The Glee ProjectSeries | Self - Guest Judge / Mentor | 24 |
| 2011 | The Chicago 8Movie | Yippee Man | 24 |
| 2009 | GleeSeries | Blaine Anderson | 22 |
| 2009 | ArcherSeries | Mikey / Tommy (voice) | 22 |
| 2009 | Watch What Happens Live with Andy CohenSeries | Self - Guest | 22 |
| 2008 | Web TherapySeries | Augie Sayles | 21 |
| 2003 | Cold CaseSeries | Reuben Harris (1969) | 16 |
| 1999 | Teen Choice AwardsSeries | Self - Host | 12 |
| 1997 | The ViewSeries | Self - Guest | 10 |
| 1988 | LIVE with Kelly and MarkSeries | Self - Guest | 1 |