A sister and her disturbed twin are implicated in a murder and a police detective must figure out which one's the killer.
Olivia de Havilland
Terry Collins / Ruth Collins
Lew Ayres
Scott Elliott
Thomas Mitchell
Lieutenant Stevenson
Richard Long
Rusty
Charles Evans
Girard
Garry Owen
Franklin
Lela Bliss
Mrs. Didriksen
Lester Allen
George Benson
