Gärningsmannen okänd
- År: 1946
- Land: United States of America
- Genre: Thriller, Mystik
- Studio: RKO Radio Pictures
- Nyckelord: hypnosis, film noir, art gallery, insurance investigator, train wreck, driven mad, forgery, x-ray, insurance scam, oil painting, art curator
- Direktör: Irving Reis
- Kasta: Pat O’Brien, Claire Trevor, Herbert Marshall, Ray Collins, Wallace Ford, Dean Harens