Mystery Street
- Blwyddyn: 1950
- Gwlad: United States of America
- Genre: Crime, Thriller
- Stiwdio: Metro-Goldwyn-Mayer
- Allweddair: boston, massachusetts, blackmail, harvard university, film noir, murder, police detective, b-girl, cape cod, forensic science, landlady, murder investigation, devoted wife, drunkenness, harvard medical school, murder suspect, college professor, rooming house, human skeleton, innocent man
- Cyfarwyddwr: John Sturges
- Cast: Ricardo Montalban, Sally Forrest, Bruce Bennett, Elsa Lanchester, Marshall Thompson, Jan Sterling