Related Clues:
- Columbo, for one
- M.Hammer or S.Holmes
- Sam Spade, e.g
- D.Tracy, for one
- P.I., in old slang
- Investigator's hours out of college
- Noir sleuth
- Frequent film noir protagonist
- Adulterer follower, in slang
- Sleuth's cohort
- Snooping pro
- Private eye, in old slang
- P.I., slangily
- PI kin
- Investigator, in old film noir