The Raging Tide

The Raging Tide is a 1951 American crime film noir directed by George Sherman and written by Ernest K. Gann, based on his novel Fiddlers Green. The drama features Shelley Winters, Richard Conte, among others.

Far from the perfect guest, Felkin tries to motivate Linders son Carl Alex Nicol into doing his dirty work until the police is of his trail. Gradually, however, Felkin, and Connie, become reformed by the decency and humanity of the Linder family.

Source: Wikipedia