Related Clues:
- Noir sleuth
- Frequent film noir protagonist
- Adulterer follower, in slang
- Hardboiled novel stock character
- Sleuth's cohort
- Snooping pro
- Private eye, in old slang
- P.I., slangily
- PI kin
- Investigator, in old film noir
- Hero of hard-boiled fiction
- Sleuth kin
- Clue seeker, briefly
- Old-time investigator
- Film noir stock character