Season
- Season 4 1959-10-05
- Season 3 1959-02-15
- Season 2 1958-01-02
- Season 1 1957-07-01
Episode
- Episode 1: The Hoodlum
- Episode 2: Act of Grace
- Episode 3: The Bookie
- Episode 4: The Client
- Episode 5: The Runaway
- Episode 6: No Laughing Matter
- Episode 7: The Messenger
- Episode 8: The Counselor
- Episode 9: The Image
- Episode 10: The Adjustor
- Episode 11: Marked for Murder
- Episode 12: The Caller
- Episode 13: One Dead Cat
- Episode 14: Dead to the World
- Episode 15: Seven Swords
- Episode 16: The Fine Art of Murder
- Episode 17: The Popskull
- Episode 18: And Whose Little Baby Are You?
- Episode 19: Fallen Star
- Episode 20: Coat of Arms
- Episode 21: Double Trouble
- Episode 22: The Lovely Fraud
- Episode 23: Accent on Murder
- Episode 24: East of Danger
- Episode 25: Running Scared
- Episode 26: The Mouse
Richard Diamond, Private Detective Season 4 Double Trouble
Richard Diamond, Private Detective is an American detective drama which aired on radio from 1949 to 1953, and on television from 1957 to 1960.
