 | The Real Charlie Chaplin | Self (archive footage) (uncredited) | Movie | 2021 |
 | Marilyn at the Movies | Self (archive footage) | Movie | 2011 |
 | Hollywood Invasion | archive footage | Movie | 2011 |
 | Johnny Mercer: The Dream's on Me | Self | Movie | 2009 |
 | Starz Inside: Ladies or Gentlemen | Self (archive footage) | Movie | 2008 |
 | Inside 'The Apartment' | Self (archive footage) | Movie | 2008 |
 | Magic Time: The Art of Jack Lemmon | Self (archive footage) | Movie | 2007 |
 | The Legacy of 'Some Like It Hot' | Self (archive footage) | Movie | 2006 |
 | The Making of 'Some Like It Hot' | Self (archive footage) | Movie | 2006 |
 | Nos Bastidores de Hollywood | Self (archive footage) | Movie | 2005 |
 | The China Syndrome: A Fusion of Talent | Self (archive footage) | Movie | 2004 |
 | The China Syndrome: Creating a Controversy | Self (archive footage) | Movie | 2004 |
 | Uta Hagen's Acting Class | Self | Movie | 2004 |
 | Christmas in Hollywood | Self (archive footage) | Movie | 2003 |
 | Un film et son époque | Self (archive footage) | TV Series | 2003 |
 | Magic Time: A Tribute to Jack Lemmon | Self (archive footage) | Movie | 2002 |
 | Nobody's Perfect: The Making of Some Like It Hot | Self | Movie | 2001 |
 | On Cukor | Self | Movie | 2000 |
 | The Legend of Bagger Vance | Narrator (voice) | Movie | 2000 |
 | Klaus Kinski: I'm not an actor | Self (archive footage) | Movie | 2000 |
 | Altman on His Own Terms | Self | Movie | 2000 |
 | Tuesdays with Morrie | Morrie Schwartz | Movie | 1999 |
 | Inherit the Wind | Henry Drummond | Movie | 1999 |
 | Forever Hollywood | Self | Movie | 1999 |
| Private Screenings: Jack Lemmon and Walter Matthau | Self | Movie | 1998 |
 | Off the Menu: The Last Days of Chasen's | Self | Movie | 1998 |
 | The Odd Couple II | Felix Ungar | Movie | 1998 |
| Puppies for Sale | Self / Appearance | Movie | 1998 |
 | The Long Way Home | Tom Gerrin | Movie | 1998 |
 | Billy Wilder: The Human Comedy | Self | Movie | 1998 |
 | 12 Angry Men | Juror 8 | Movie | 1997 |
 | Out to Sea | Herb | Movie | 1997 |
 | Scene by Scene | Self | TV Series | 1997 |
 | Walter Matthau: Diamond in the Rough | Self | Movie | 1997 |
 | Hamlet | Marcellus | Movie | 1996 |
 | My Fellow Americans | President Russell P. Kramer | Movie | 1996 |
 | Fred MacMurray: The Guy Next Door | Self | Movie | 1996 |
 | Jack Lemmon: America's Everyman | Self | Movie | 1996 |
 | The Grass Harp | Dr. Morris Ritz | Movie | 1996 |
 | A Weekend in the Country | Bud Bailey | Movie | 1996 |
| A Weekend in the Country | Executive Producer | Movie | 1996 |
 | Shirley Maclaine: Kicking Up Her Heels | Self | Movie | 1996 |
 | Getting Away with Murder | Mueller / Luger | Movie | 1996 |
 | Grumpier Old Men | John Gustafson | Movie | 1995 |
 | Inside the Dream Factory | Self | Movie | 1995 |
 | Inside the Actors Studio | Self | TV Series | 1994 |
 | Grumpy Old Men | John Gustafson | Movie | 1993 |
 | A Life in the Theatre | Robert | Movie | 1993 |
 | Short Cuts | Paul Finnigan | Movie | 1993 |
 | Luck, Trust & Ketchup: Robert Altman in Carver Country | Self | Movie | 1993 |
 | Beyond JFK: The Question of Conspiracy | Self | Movie | 1993 |
 | Earth and the American Dream | Reader (voice) | Movie | 1992 |
 | Glengarry Glen Ross | Shelley Levene | Movie | 1992 |
| The Marilyn Files | self | Movie | 1992 |
 | James Cagney: Top of the World | Self | Movie | 1992 |
 | The Player | Jack Lemmon | Movie | 1992 |
 | For Richer, for Poorer | Aram Katourian | Movie | 1992 |
 | JFK | Jack Martin | Movie | 1991 |
 | Warrior: The Life of Leonard Peltier | Thanks | Movie | 1991 |
 | The One, the Only... Groucho | Self | Movie | 1991 |
 | The American Film Institute Presents: TV or Not TV? | Self - Host | Movie | 1990 |
 | The Earth Day Special | Coach Stewart | Movie | 1990 |
 | The Life and Legend of Jane Goodall | Self - Narrator (voice) | Movie | 1990 |
 | Rita Hayworth: Dancing Into the Dream | Self | Movie | 1990 |
 | The Simpsons | Frank Ormand (voice) | TV Series | 1989 |
 | Harold Lloyd: The Third Genius | Self | Movie | 1989 |
 | Dad | Jake Tremont | Movie | 1989 |
 | Happy Birthday, Bob: 50 Stars Salute Your 50 Years with NBC | Self (archive footage) (uncredited) | Movie | 1988 |
| The Smothers Brothers Comedy Hour | Self / Appearance | TV Series | 1988 |
 | Gregory Peck: His Own Man | Self | Movie | 1988 |
 | The Murder of Mary Phagan | Gov. John Slaton | TV Series | 1988 |
 | Long Day's Journey Into Night | James Tyrone | Movie | 1987 |
 | The Best of Max Headroom | Self | Movie | 1987 |
 | That's Life! | Harvey Fairchild | Movie | 1986 |
 | Kraft Salutes the George Burns 90th Birthday Special | Self | Movie | 1986 |
 | Debonair Dancers | Narrator | Movie | 1986 |
 | Macaroni | Robert Traven | Movie | 1985 |
 | Jacques Cousteau: The First 75 Years | Self | Movie | 1985 |
 | The Max Headroom Show | Self | TV Series | 1985 |
 | Mass Appeal | Father Tim Farley | Movie | 1984 |
 | Ernie Kovacs: Television's Original Genius | Self | Movie | 1982 |
 | Portrait of a '60% Perfect Man': Billy Wilder | Self | Movie | 1982 |
 | Hollywood: The Gift of Laughter | Self | Movie | 1982 |
 | Night of 100 Stars | Self | Movie | 1982 |
 | Missing | Ed Horman | Movie | 1982 |
| All-Star Party for Burt Reynolds | Self | Movie | 1981 |
 | Buddy Buddy | Victor Clooney | Movie | 1981 |
 | Musical Comedy Tonight II | Self | Movie | 1981 |
 | Tribute | Scottie Templeton | Movie | 1980 |
 | The China Syndrome | Jack Godell | Movie | 1979 |
 | The Kennedy Center Honors | Self | TV Series | 1978 |
 | Ciné regards | Self | TV Series | 1978 |
 | The Hollywood Greats | Self (archive footage) | TV Series | 1977 |
 | Airport '77 | Don Gallagher | Movie | 1977 |
 | The Gentleman Tramp | Narrator | Movie | 1976 |
 | Alex & the Gypsy | Alexander Main | Movie | 1976 |
 | The Entertainer | Archie Rice | Movie | 1976 |
 | Killer Cop | Narrator (voice) | Movie | 1975 |
 | The Prisoner of Second Avenue | Mel Edison | Movie | 1975 |
 | Les Rendez-vous du dimanche | Self | TV Series | 1975 |
 | The Front Page | Hildebrand Johnson | Movie | 1974 |
| Oscars, Actors and The Exorcist | Self | Movie | 1974 |
 | Flick Flack | Self / Appearance | TV Series | 1974 |
 | Wednesday | Jerry Murphy | Movie | 1974 |
 | The American Film Institute Salute to ... | Self | TV Series | 1973 |
 | Save the Tiger | Harry Stoner | Movie | 1973 |
| Save the Tiger | Executive Producer | Movie | 1973 |
 | Avanti! | Wendell Armbruster, Jr. | Movie | 1972 |
| Avanti! | Executive Producer | Movie | 1972 |
 | The War Between Men and Women | Peter Wilson | Movie | 1972 |
| The War Between Men and Women | Executive Producer | Movie | 1972 |
| S Wonderful, 'S Marvelous, 'S Gershwin | Self - Host | Movie | 1972 |
| Film '72 | Self | TV Series | 1971 |
 | Kotch | Sleeping Bus Passenger (uncredited) | Movie | 1971 |
| Kotch | Director | Movie | 1971 |
| V.I.P. Schaukel | Self | TV Series | 1971 |
 | Great Performances | Self | TV Series | 1971 |
 | The Out-of-Towners | George Kellerman | Movie | 1970 |
 | The April Fools | Howard Brubaker | Movie | 1969 |
| Jack Benny's Bag | Self | Movie | 1968 |
 | The Dick Cavett Show | Self - Guest | TV Series | 1968 |
 | The Odd Couple | Felix Ungar | Movie | 1968 |
 | Rowan & Martin's Laugh-In | Self (uncredited) | TV Series | 1968 |
 | Luv | Harry Berlin | Movie | 1967 |
 | The Fortune Cookie | Harry Hinkle | Movie | 1966 |
 | The Great Race | Professor Fate | Movie | 1965 |
 | How to Murder Your Wife | Stanley Ford | Movie | 1965 |
 | Good Neighbor Sam | Sam Bissel | Movie | 1964 |
 | Under the Yum Yum Tree | Hogan | Movie | 1963 |
 | Days of Wine and Roses | Joe Clay | Movie | 1963 |
 | Irma la Douce | Nestor Patou | Movie | 1963 |
 | The Tonight Show Starring Johnny Carson | Self | TV Series | 1962 |
 | The Notorious Landlady | Bill Gridley | Movie | 1962 |
 | The New March of Dimes Presents: The Scene Stealers | Self | Movie | 1962 |
 | The Mike Douglas Show | Self | TV Series | 1961 |
 | The Wackiest Ship in the Army | Rip Crandall | Movie | 1960 |
 | Pepe | Jack Lemmon | Movie | 1960 |
 | The Apartment | C.C. Baxter | Movie | 1960 |
 | It Happened to Jane | George Denham | Movie | 1959 |
 | Some Like It Hot | Jerry (Daphne) | Movie | 1959 |
 | Bell, Book and Candle | Nicky Holroyd | Movie | 1958 |
 | Cowboy | Frank Harris | Movie | 1958 |
| The Mystery of Thirteen | Dr. Billy Palmer | Movie | 1957 |
 | Alcoa Theatre | Ashley | TV Series | 1957 |
 | Operation Mad Ball | Pvt. Hogan | Movie | 1957 |
 | Tonight Starring Jack Paar | Self | TV Series | 1957 |
 | Fire Down Below | Tony | Movie | 1957 |
 | You Can't Run Away from It | Peter Warne | Movie | 1956 |
 | The Dinah Shore Chevy Show | Self | TV Series | 1956 |
 | Dick Powell's Zane Grey Theatre | Cass Kendall | TV Series | 1956 |
 | The Steve Allen Show | Self - Pianist | TV Series | 1956 |
 | Tony Awards | Self - Host | TV Series | 1956 |
| Tony Awards | Self - Presenter | TV Series | 1956 |
 | My Sister Eileen | Bob Baker | Movie | 1955 |
 | Mister Roberts | Frank Pulver | Movie | 1955 |
 | Three for the Show | Marty Stewart | Movie | 1955 |
 | Phffft | Robert Tracey | Movie | 1954 |
 | It Should Happen to You | Pete Sheppard | Movie | 1954 |
 | The Oscars | Self | TV Series | 1953 |
| Heaven for Betsy | Peter Bell | TV Series | 1952 |
 | The Red Skelton Show | Self | TV Series | 1951 |
| Once Too Often | Mike (uncredited) | Movie | 1950 |
 | The Ford Theatre Hour: Alice in Wonderland | Tweedledum | Movie | 1950 |
| Lux Video Theatre | Alfred Fishkettle | TV Series | 1950 |
 | Armstrong Circle Theatre | Self / Appearance | TV Series | 1950 |
 | What's My Line? | Self | TV Series | 1950 |
 | Robert Montgomery Presents | Self / Appearance | TV Series | 1950 |
| That Wonderful Guy | Harold | TV Series | 1950 |
 | The Lady Takes a Sailor | Plasterer (uncredited) | Movie | 1949 |
 | Suspense | Self / Appearance | TV Series | 1949 |
 | Studio One | Fred Stevens | TV Series | 1948 |
| Studio One | Charlie Bemis | TV Series | 1948 |
 | The Philco Television Playhouse | Self / Appearance | TV Series | 1948 |
 | The Ed Sullivan Show | Self | TV Series | 1948 |
 | Golden Globe Awards | Self - Nominee / Presenter | TV Series | 1944 |
| Golden Globe Awards | Self - Winner | TV Series | 1944 |
