| He played Queeg | 15 |
| He played Quasimodo in 1923 | 27 |
| He played Q in the Bond film "Die Another Day" | 56 |
| He played Private Ryan | 22 |
| He played President Russell P. Kramer in "My Fellow Americans" | 72 |
| He played President Merkin Muffley in "Dr. Strangelove" | 65 |
| He played President James Marshall in "Air Force One" | 63 |
| He played President Bill Mitchell in "Dave" | 53 |
| He played Pre | 13 |
| He played Potsie | 16 |
| He played Ponch on TV | 21 |
| He played Ponch on "CHiPs" | 36 |
| He played Ponch on ''CHiPs'' | 44 |
| He played Ponch | 15 |
| He played Pinky in "Duck Soup" | 40 |
| He played Pierce on "MASH" | 36 |
| He played Pierce | 16 |
| He played Pickering in "My Fair Lady" | 47 |
| He played Paul Drake on 'Perry Mason' | 45 |
| He played Pasteur | 17 |
| He played Parnell | 17 |
| He played Pa Clampett | 21 |
| He played Oskar in "Schindler's List" | 51 |
| He played Oskar and Rob Roy | 27 |
| He played opposite Shelley | 26 |
| He played opposite Jones in "Carousel" and "Oklahoma!" | 74 |
| He played opposite Burton in "Becket" | 47 |
| He played Opie | 14 |
| He played one of TV's Sopranos | 34 |
| He played officer Poncherello on TV | 35 |
| He played Oddjob in "Goldfinger," Harold ___ | 54 |
| He played Obi-Wan | 17 |
| He played Norton | 16 |
| He played Nixon in "Nixon" | 36 |
| He played Nick to Barbra's Fanny | 36 |
| He played Newman's dad in "Cat on a Hot Tin Roof" | 63 |
| He played Nero in 'Quo Vadis' | 37 |
| He played Neo in "The Matrix" | 39 |
| He played Mussolini | 19 |
| He played Mr. Moto | 18 |
| He played Mr. Magoo in "Mr. Magoo" | 44 |
| He played Mr. Chips | 19 |
| He played Mowgli in "Jungle Book" | 43 |
| He played Mowgli in 'Jungle Book' | 41 |
| He played Mitty | 15 |
| He played Mister Tibbs | 22 |
| He played Mingo on "Daniel Boone" | 43 |
| He played Mike Brady | 20 |
| He played Maximus Decimus Meridius | 34 |
| He played Max on "MASH" | 33 |
| He played Max Bialystock in "The Producers" | 53 |
| He played Matt Dillon | 21 |
| He played Mary Richards's boss | 34 |
| He played Marty in "Marty" | 36 |
| He played Marshal Dillon | 24 |
| He played Marsellus in "Pulp Fiction" | 47 |
| He played Mandela on TV's "Mandela" | 49 |
| He played Magneto in the "X-Men" trilogy | 50 |
| He played M. Hulot | 18 |
| He played Luke in 2005's "The Dukes of Hazzard" | 61 |
| He played Lt. Gerard on "The Fugitive" | 48 |
| He played Lou Grant's boss | 30 |
| He played Lou Grant | 19 |
| He played Lord Jim in "Lord Jim" | 42 |
| He played Locke on "Lost" | 35 |
| He played Little Ricky's dad | 32 |
| He played Leo in "Twin Peaks" | 39 |
| He played Lennie in "Of Mice and Men" | 47 |
| He played Lawrence of Arabia | 28 |
| He played Laszlo in "Casablanca" | 42 |
| He played Krupa in "The Gene Krupa Story" | 51 |
| He played Kookie in "77 Sunset Strip" | 47 |
| He played Klaatu in 2008 | 24 |
| He played Kissinger in Oliver Stone's "Nixon" | 59 |
| He played Kevin in "The Devil's Advocate" | 55 |
| He played Kesuke Miyagi | 23 |
| He played Juror #9 in 1957's "12 Angry Men" | 57 |
| He played Judge Hoyle in "The Verdict" | 48 |
| He played Judge Hardy | 21 |
| He played Joseph on "Caprica" | 39 |
| He played Joseph in "Caprica" | 39 |
| He played Johnny in "Johnny Mnemonic" | 47 |
| He played John on "ER" | 32 |
| He played John in “Roots” | 33 |
| He played John Glenn in 1983 and John McCain in 2012 | 52 |
| He played John Boy's pop | 28 |
| He played Joe Palooka in the 1934 film "Palooka" | 58 |
| He played Jin-Soo Kwon on "Lost" | 42 |
| He played Jimmy's "West Wing" opponent | 52 |
| He played Jim in "The Doors" | 38 |
| He played Jed Clampett | 22 |
| He played James, also known as 007 | 34 |
| He played James in "Dr. No" | 37 |
| He played James | 15 |
| He played Jack Tripper on "Three's Company" | 57 |
| He played Jack in the all-time top grossing film | 48 |
| He played Jack in "Titanic" | 37 |
| He played Jack Gallo on "Just Shoot Me" | 49 |
| He played J-Bone in "Johnny Mnemonic" | 47 |
| He played it again | 18 |