Stuart Maxwell Whitman was an American actor, known for his lengthy career in film and television. Whitman was born in San Francisco and raised in New York until the age of 12, when his family relocated to Los Angeles. In 1948, Whitman was discharged from the Corps of Engineers in the U.S. Army and started to study acting and appear in plays. From 1951 to 1957, Whitman had a streak working in mostly bit parts in films, including When Worlds Collide (1951), The Day the Earth Stood Still (1951), Barbed Wire (1952) and The Man from the Alamo (1952). On television, Whitman guest-starred in series such as Dr. Christian, The Roy Rogers Show, and Death Valley Days, and also had a recurring role on Highway Patrol. Whitman's first lead role was in John H. Auer's Johnny Trouble (1957).

When Worlds Collide is a 1951 American science fiction disaster film released by Paramount Pictures. It was produced by George Pal, directed by Rudolph Maté, and stars Richard Derr, Barbara Rush, Peter Hansen, and John Hoyt. The film is based on the 1933 science fiction novel of the same name, co-written by Edwin Balmer and Philip Wylie.