| 2025 | Long Lonesome Highway: The Story of Michael ParksMovie | Self | 75 |
| 2024 | Blake Edwards: A Love Story in 24 FramesMovie | Self | 74 |
| 2023 | 100 Years of Warner Bros.Series | Self | 73 |
| 2022 | Boris Karloff: The Rest of the StoryMovie | Self - Interviewee | 72 |
| 2021 | 8 WindsMovie | Self | 71 |
| 2020 | Adventure Thru the Walt Disney ArchivesMovie | Self | 70 |
| 2019 | Making Apes: The Artists Who Changed FilmMovie | Self | 69 |
| 2019 | Image Makers: The Adventures of America's Pioneer CinematographersMovie | Self | 69 |
| 2018 | The Great Buster: A CelebrationMovie | Self | 68 |
| 2018 | Eli Roth's History of HorrorSeries | Self | 68 |
| 2017 | This Is Bob Hope...Movie | Self | 67 |
| 2017 | John G. Avildsen: King of the UnderdogsMovie | Self | 67 |
| 2016 | The Marx Brothers: Hollywood's Kings of ChaosMovie | Self | 66 |
| 2015 | Marsha Hunt's Sweet AdversityMovie | Self | 65 |
| 2015 | Women He's UndressedMovie | Self | 65 |
| 2014 | BoJack HorsemanSeries | Leonard Maltin (voice) | 64 |
| 2011 | Woody Allen: A DocumentaryMovie | Self | 61 |
| 2011 | These Amazing ShadowsMovie | Self | 61 |
| 2010 | Moguls & Movie Stars: A History of HollywoodSeries | Self | 60 |
| 2009 | The Anatomy of Vince GuaraldiMovie | Self | 59 |
| 2009 | The Boys: The Sherman Brothers' StoryMovie | Self | 59 |
| 2009 | 1939: Hollywood's Greatest YearMovie | Self | 59 |
| 2009 | No Subtitles Necessary: Laszlo & VilmosMovie | Self | 59 |
| 2009 | Johnny Mercer: The Dream's on MeMovie | Self | 59 |
| 2008 | The Age of Believing: The Disney Live Action ClassicsMovie | Self | 58 |
| 2008 | Public Enemies: The Golden Age of the Gangster FilmMovie | Self | 58 |
| 2008 | Thou Shalt Not: Sex, Sin and Censorship in Pre-Code HollywoodMovie | Self | 58 |
| 2007 | The Pixar StoryMovie | Self | 57 |
| 2007 | Spine Tingler! The William Castle StoryMovie | Self | 57 |
| 2007 | Soundies: A Musical History Hosted by Michael FeinsteinMovie | Self | 57 |
| 2006 | American ScaryMovie | Himself | 56 |
| 2006 | Buy the Ticket, Take the RideMovie | Self | 56 |
| 2005 | Reunited at MGM: Astaire and Rogers Together AgainMovie | Self / historian and film critic | 55 |
| 2005 | William Powell: A True GentlemanMovie | — | 55 |
| 2005 | Remembering HaroldMovie | Himself | 55 |
| 2003 | Playboy: Sex at 24 Frames Per SecondMovie | Self | 53 |
| 2002 | Cinerama AdventureMovie | Self | 52 |
| 2001 | Drive-In Movie MemoriesMovie | — | 51 |
| 2001 | Good Day LiveSeries | Self | 51 |
| 2001 | Playboy Mansion Parties UncensoredMovie | Self | 51 |
| 2000 | Howard Hughes: His Women and His MoviesMovie | Self | 50 |
| 2000 | Without Lying Down: Frances Marion and the Power of Women in HollywoodMovie | Self | 50 |
| 2000 | The Fantasia Legacy: Fantasia ContinuedMovie | Self | 50 |
| 1999 | Clara Bow: Discovering the "It" GirlMovie | Self - Film Critic and Historian | 49 |
| 1998 | Mike Hammer's Mickey SpillaneMovie | Self | 48 |
| 1997 | The ViewSeries | Self | 47 |
| 1997 | Forgotten SilverMovie | Self | 47 |
| 1997 | Frank Capra's American DreamMovie | Self (voice) | 47 |
| 1997 | The Secrets of 007Movie | Self | 47 |
| 1996 | Arli$$Series | Leonard Maltin | 46 |
| 1996 | E! True Hollywood StorySeries | — | 46 |
| 1995 | James Dean and MeMovie | Self (uncredited) | 45 |
| 1995 | Freakazoid!Series | Himself (voice) | 45 |
| 1990 | Gremlins 2: The New BatchMovie | Leonard Maltin | 40 |
| 1981 | Entertainment TonightSeries | Self | 31 |
| 1968 | The Dick Cavett ShowSeries | Self - Guest | 18 |
| 1967 | OmnibusSeries | — | 17 |
