It’s another film noir directed by Ida Lupino. Two hunting buddies who pick up a mysterious hitchhiker. It was based on a story by screenwriter Daniel Mainwaring, who was blacklisted for being a communist.
Hard bitten San Francisco industrialist Walter Williams’s two-timing wife and her lover plot to do her husband in, but instead the boyfriend gets killed and mistaken for.
A man pretending to be a doctor holds up a train and escapes with a $500,000 payroll. The insurance company puts its best investigator, Charlie Norman, on the case to work. A pretty nifty film noir.