Mystery Street is a 1950 black-and-white film noir directed by John Sturges with cinematography by cinematographer John Alton. The film features Ricardo Montalban, Sally Forrest, Bruce Bennett, and Elsa Lanchester. The MGM film was shot on location in Boston and Cape Cod; according to one critic, it was "the first commercial feature to be predominantly shot" on location in Boston. Also featured are Harvard Medical School in Roxbury, Massachusetts and Harvard University in nearby Cambridge. The film's story earned Leonard Spigelgass a nomination as Best Story for the 23rd Academy Awards.