The Mark is a 1961 British film about a convicted child molester, now out of prison, who is suspected in the sexual assault of another child. The film stars Stuart Whitman, Maria Schell, Rod Steiger and Brenda De Banzie.

Stuart Maxwell Whitman is 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).