| Year | Title | Role | Notes |
| 1973–1974 | The Merv Griffin Show | Himself (Guest) | 3 episodes |
| 1973–1976 | The Tonight Show with Johnny Carson | Himself (Guest) | 20 episodesGuest (17 episodes)Guest Host (3 episodes) |
| 1974 | The Midnight Special | Himself | TV Special |
| 1974 | The Dean Martin Comedy World | Himself (Guest) | 2 episodes |
| 1974 | The Flip Wilson Special | Himself (Guest) | TV Special |
| 1974–1975 | The $25,000 Pyramid | Himself (Celebrity Contestant) | 2 episodes |
| 1974–1975 | The Mike Douglas Show | Himself (Guest) | 9 episodes |
| 1974–1976 | The Hollywood Squares | Himself (Panelist) | 5 episodes |
| 1974–1977 | Chico and the Man | Chico Rodriguez | series regular (62 episodes)Writer (1 episode)— "Chico Packs His Bags" (written by) (1976)Nominated – Golden Globe Award for Best Actor in a Television Series — Comedy or Musical (1977) |
| 1975 | The Smothers Brothers Show | Himself (Guest) | "Episode " |
| 1975 | The Midnight Special | Himself (Guest) | Episode |
| 1975 | The 1975 Annual Entertainment Hall of Fame Awards | Himself | TV Special |
| 1975 | Cher | Himself (Guest) | "Episode " |
| 1975–1976 | Dean Martin Celebrity Roast | Himself (Guest) | TV Special (2 episodes)— "Sammy Davis, Jr." (1975)— "Muhammad Ali" (1976) |
| 1975–1976 | Dinah! | Himself (Guest) | 6 episodes |
| 1975–1976 | Tony Orlando and Dawn | Himself (Guest) | 2 episodes |
| 1975 | American Bandstand | Himself (Guest) | "Episode " |
| 1976 | On Location: Freddie Prinze and Friends | Himself (Host) | TV Special (Also Writer) |
| 1976 | The Million Dollar Rip-Off | Muff Kovak | TV Movie |
| 1976 | Sammy and Company | Himself (Guest) | 2 episodes |
| 1976 | The Rich Little Show | Himself (Guest) | "Betty White and C.W. McCall" |
| 1976 | Joys! | Himself (Host) | TV Special |
| 1976 | From Montreal, the Bob Hope Olympic Benefit | Himself (Guest) | TV Special |
| 1976 | The Kelly Monteith Show | Himself (Guest) | "06.16.1976" |
| 1976 | The Great NBC Smilin' Saturday Mornin' Parade | Himself (Host) | TV Movie |
| 1976 | NBC: The First Fifty Years | Himself | TV Movie |
| 1976 | Van Dyke and Company | Himself | "Episode " |
| Archive Footage |
| Year | Title | Role | Notes |
| 1978 | Chico and the Man | Chico Rodriguez | Uncredited"Raul Runs Away: Part 1" |
| 1988 | Hollywood Scandals and Tragedies | Himself | Direct-to-Video |
| 1992 | The Tonight Show Starring Johnny Carson | Himself | "The Last Tonight Show" |
| 1996 | Classic Stand-Up Comedy of Television | Himself | TV Special |
| 1998 | Behind the Music | Himself | "Tony Orlando" |
| 1998 | E! True Hollywood Story | Himself | Episode "Freddie Prinze" |
| 2003 | 101 Most Shocking Moments in Entertainment | Himself | TV Movie |
| 2004 | 100 Greatest Stand-Ups of All Time | Himself (#49) | Miniseries |
| 2007 | Mr. Warmth: The Don Rickles Project | Himself | TV Movie |
| 2009 | The Tragic Side of Comedy | Himself | TV Movie |
| 2016 | Entertainment Tonight | Himself | "06.11.2016" |
| 2016 | Extra | Himself | "06.11.2016" |
| 2017 | The History of Comedy | Himself | "One Nation, Under Comedy" |
| 2020 | Wait in the Wings | Himself | "Fame (1980): A Musical Revolution?" |
| 2020 | The Comedy Store | Himself | Miniseries (3 episodes)— "Saw You Last Night on The Tonight Show"— "The Comedy Strike"— "The Birth of a Bit" |
| 2021 | History of the Sitcom | Himself | "Facing Race" |
| 2022 | Autopsy: The Last Hours of | Himself | "Freddie Prinze" |
| 2022 | Dark Side of Comedy | Himself | "Freddie Prinze" |
| 2023 | Dick Van Dyke 98 Years of Magic | Himself | TV Special |