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| Title | Year | Status | Character |
|---|
| This Is Your Life | 1984 | TV Series | Himself |
| Salute! | 1983 | TV Series | Himself |
| Famous Lives | 1983 | TV Movie | Himself |
| Night of 100 Stars | 1982 | TV Special | Himself |
| Magic with the Stars | 1982 | TV Movie | Himself |
| NBC Family Christmas | 1981 | TV Movie | Himself |
| The 35th Annual Tony Awards | 1981 | TV Special | Himself - Performer |
| The Magic of David Copperfield III: Levitating Ferrari | 1980 | TV Movie | Himself - Special Guest Host |
| Lucy Moves to NBC | 1980 | TV Movie | Himself |
| The Tonight Show Starring Johnny Carson | 1964-1980 | TV Series | Himself - Guest / Himself / Dr. R. Quincy |
| Mie jue qi qi | 1980 | | Himself - Man Getting Photographed (uncredited) |
| The 31st Annual Primetime Emmy Awards | 1979 | TV Special | Himself - Nominee: Outstanding Lead Actor in a Drama Series |
| Password Plus | 1979 | TV Series | Himself - Celebrity Contestant |
| Match Game 73 | 1973-1978 | TV Series | Himself - Panelist / Himself - Panesist |
| The 30th Annual Primetime Emmy Awards | 1978 | TV Special | Himself - Nominated: Outstanding Lead Actor in a Drama Series |
| Dinah! | 1975-1978 | TV Series | Himself - Guest |
| The Mike Douglas Show | 1970-1978 | TV Series | Himself - Actor / Himself - Co-Host / Himself - Guest |
| AFI Life Achievement Award: A Tribute to Henry Fonda | 1978 | TV Special documentary | Himself (uncredited) |
| The Dean Martin Celebrity Roast: Frank Sinatra | 1978 | TV Special | Himself |
| Circus of the Stars #2 | 1977 | TV Special | Himself - Performer |
| Celebrity Challenge of the Sexes 2 | 1977 | TV Movie | Himself |
| The 29th Annual Primetime Emmy Awards | 1977 | TV Special | Himself - Nominee: Outstanding Lead Actor in a Drama Series and Presenter |
| US Against the World | 1977 | TV Movie | Himself - Host |
| Celebrity Challenge of the Sexes | 1977 | TV Movie | Himself |
| The 3rd Annual People's Choice Awards | 1977 | TV Special | Himself - Presenter: Favourite Television Special |
| The Hollywood Squares | 1971-1977 | TV Series | Himself - Panelist |
| The Carol Burnett Show | 1976 | TV Series | Himself |
| Don Rickles: Buy This Tape You Hockey Puck | 1975 | Video documentary | Himself |
| Rickles | 1975 | TV Movie | Himself |
| Sammy and Company | 1975 | TV Series | Himself |
| The $10,000 Pyramid | 1973-1974 | TV Series | Himself |
| Energy Crisis | 1974 | TV Movie | Himself |
| The Dean Martin Show | 1973-1974 | TV Series | Himself |
| Flip | 1973 | TV Series | Himself |
| The Shape of Things | 1973 | TV Special | |
| Dinah's Place | 1973 | TV Series | Himself - Guest |
| NFL Players Association Awards Dinner | 1973 | TV Special | Himself - Guest |
| A Couple of Dons | 1973 | TV Special | Himself |
| The Vin Scully Show | 1973 | TV Series | Himself - Guest |
| Laugh-In | 1972 | TV Series | Himself - Guest Performer |
| The Wonderful World of Aggravation | 1972 | TV Movie | Himself |
| The Merv Griffin Show | 1971 | TV Series | Himself - Guest |
| The Dick Cavett Show | 1971 | TV Series | Himself |
| The David Frost Show | 1971 | TV Series | Himself - Guest |
| The 23rd Annual Primetime Emmy Awards | 1971 | TV Special | Himself - Winner: Outstanding Continued Performance by an Actor in a Leading Role in a Comedy Series |
| Celebrity Bowling | 1971 | TV Series 1972-1973 | |
| He Said, She Said | 1970 | TV Series | Himself |
| The Eamonn Andrews Show | 1966 | TV Series | Himself |
| Look Up and Live | 1963 | TV Series | Himself |
| Password All-Stars | 1961 | TV Series | Himself - Celebrity Contestant |
| Broadway: Beyond the Golden Age | 2016 | Documentary post-production | Himself |
| The Needs of Kim Stanley | | Documentary post-production | Himself |
| Mama Mae: The Life and Music of Mae Boren Axton | 2015 | Documentary | Himself |
| Lucy Moves to NBC: A Remembrance | 2012 | Video documentary short | Himself - Interviewee / On set footage & clips from 'Lucy Moves to NBC' |
| Entertainment Tonight | 2010 | TV Series | Himself |
| Char·ac·ter: The Interviews | 2010 | Documentary | Himself |
| The Florence Henderson Show | 2008-2009 | TV Series | Himself |
| Watching the Dead | 2009 | TV Movie documentary | Himself / Quincy M.E. |
| The Insider | 2009 | TV Series | Himself |
| 25 Jahre RTL - Die große Jubiläumsshow | 2009 | TV Movie | Himself |
| The 62nd Annual Tony Awards | 2008 | TV Special | Himself - Presenter: Gypsy |
| The 6th Annual TV Land Awards | 2008 | TV Special | Himself |
| Beyond a Reasonable Doubt: Making '12 Angry Men' | 2008 | Video documentary short | Himself - Juror #5 |
| In the Cutz | 2006 | TV Series | Guest |
| The 100 Greatest TV Quotes & Catchphrases | 2006 | TV Mini-Series documentary | Himself |
| The Young Turks | 2005 | TV Series | Himself (2008) |
| Late Night with Conan O'Brien | 2005 | TV Series | Himself - Guest |
| Larry King Live | 2001-2005 | TV Series | Himself - Guest |
| The Tony Danza Show | 2005 | TV Series | Himself - Guest |
| The Odd Couple Out-Takes | 2005 | Video short | Himself - Host / Oscar Madison |
| Living in TV Land | 2004 | TV Series documentary | Himself |
| Biography | 1999-2004 | TV Series documentary | Himself |
| Intimate Portrait | 2003 | TV Series documentary | Himself |
| Hollywood Squares | 2001-2003 | TV Series | Himself - Panelist |
| Scene Smoking: Cigarettes, Cinema & the Myth of Cool | 2001 | Documentary | Himself |
| 3rd Annual TV Guide Awards | 2001 | TV Special | Himself |
| E! Mysteries & Scandals | 1998 | TV Series documentary | Himself |
| The Rosie O'Donnell Show | 1997 | TV Series | Himself - Guest |
| The 11th Annual American Comedy Awards | 1997 | TV Special | Himself |
| 65th Annual Hollywood Christmas Parade | 1996 | TV Special | Himself |
| Die Harald Schmidt Show | 1996 | TV Series | Himself |
| American Masters | 1995 | TV Series documentary | Himself - Actor |
| The 48th Annual Tony Awards | 1994 | TV Special | Himself - Presenter: Best Direction of a Play |
| The Jon Stewart Show | 1994 | TV Series | Himself - Guest |
| Bob Hope: The First 90 Years | 1993 | TV Movie documentary | Himself |
| The 5th Annual National WAIF Humanitarian Awards | 1989 | TV Special | Himself |
| AFI Life Achievement Award: A Tribute to Jack Lemmon | 1988 | TV Special documentary | Himself (uncredited) |
| The Annual Friars Club Tribute Present a Salute to Liza Minnelli | 1987 | TV Movie | Himself |
| Great Performances | 1987 | TV Series | Himself |
| The 13th Annual People's Choice Awards | 1987 | TV Special | Himself - Presenter: Favourite All Around Male Entertainer |
| NBC 60th Anniversary Celebration | 1986 | TV Special documentary | Himself |
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