Season 4 Episode
- Season 4 The Hoodlum
- Season 4 Act of Grace
- Season 4 The Bookie
- Season 4 The Client
- Season 4 The Runaway
- Season 4 No Laughing Matter
- Season 4 The Messenger
- Season 4 The Counselor
- Season 4 The Image
- Season 4 The Adjustor
- Season 4 Marked for Murder
- Season 4 The Caller
- Season 4 One Dead Cat
- Season 4 Dead to the World
- Season 4 Seven Swords
- Season 4 The Fine Art of Murder
- Season 4 The Popskull
- Season 4 And Whose Little Baby Are You?
- Season 4 Fallen Star
- Season 4 Coat of Arms
- Season 4 Double Trouble
- Season 4 The Lovely Fraud
- Season 4 Accent on Murder
- Season 4 East of Danger
- Season 4 Running Scared
- Season 4 The Mouse
Richard Diamond, Private Detective
6.20 30 minutes Richard Diamond, Private Detective is an American detective drama which aired on radio from 1949 to 1953, and on television from 1957 to 1960.
