Went on a publicity tour by himself for "The Animals" to make sure the film was adequately promoted
Auditioned for the Actors Studio in 1955 and was one of only five applicants accepted out of 2,500
Quit school at the age of 13 to attend drama classes and supported himself through several odd jobs, including a thread factory worker, a longshoreman, and a soda jerk
Quote: "(On being typecast) "People love to put handles on you․ They're not thinking about you, they're thinking about themselves․ You have to be creative or else; if you're creative, then they'll go with you, but they want the easy way out․""
Often cast as a villain, and in some cases is said to have outshined the lead roles
Best known for his role as Chunjin in the original 1962 version of "The Manchurian Candidate․"
His favorite movie to work on was "Johnny Cool," which was the first film to list him as the star
He retired from acting in 2001 after being in the industry for 50 years