| At age 17, ran away from home and became a ship's mate, seaman and fireman on various vessels |
| During 1950s "Red Scare", cooperated with House UnAmerican Activities Committee |
| During WWII, assisted Yugoslavian partisans by running guns through a German blockade; briefly flirted with joining the Communist Party |
| Raised in New England and the Washington, DC, area |
1940 | Signed to a film contract by Paramount Pictures; billed as "The Most Beautiful Man in Movies" |
1941 | Film acting debut in "Virginia" |
1941 | Left performing to join the Marines; used pseudonym John Hamilton |
1947 | Returned to film acting in "Variety Girl" and "Blaze of Noon" |
1950 | Co-starred in "The Asphalt Jungle" |
1954 | Acted in "Johnny Guitar" |
1956 | Co-starred in "The Killing" |
1960 | Played title role in CBS adaptation of "Ethan Frome" |
1964 | Cast by Stanley Kubrick as General Ripper in "Dr. Strangelove, or How I Learned to Stop Worrying and Love the Bomb" |
1972 | Portrayed the brutal, corrupt police captain in "The Godfather" |
1973 | Appeared in "The Long Goodbye" |
1976 | Co-starred in "1900" |
1978 | Had featured role as one of the monarchs in "King of the Gypsies" |
1980 | Played the chairman of the board in a cameo appearance in "9 to 5" |
1982 | Final film, "Venom" |
1982 | Last TV acting role as John Brown in the Civil War drama "The Blue and the Gray" |