"A girl enlists a psychic to get rid of her murderous alternate personality."
Phyllis Thaxter
as Joan Alris Ellis
Edmund Gwenn
as Dr. Bergson
Henry H. Daniels Jr.
as Bob Arnold
Addison Richards
as John Ellis
Kathleen Lockhart
as Mrs. Ellis
Francis Pierlot
as Dr. George Wilton
Sharon McManus
as Small Girl
Gladys Blake
as Glenda
Will Wright
as Mr. Herkheimer
Stephen McNally
as Eric Russell (as Horace McNally)
Oscar O'Shea
as Capt. O'Malley
Minor Watson
as Governor
Virginia Brissac
as Martha--Governor's Wife
Audrey Totter
as Karen (voice)
Harry Strang
as Prison Guard
Forbes Murray
as Judge
Tom Coleman
as Juror (uncredited)
Clancy Cooper
as Cop (uncredited)
Eddie Dunn
as Prison Janitor (uncredited)
George Meader
Howard M. Mitchell
as Judge (uncredited)
Harry Seymour
as Prison Technician (uncredited)
as Prison Guard (uncredited)
Forrest Taylor
as Prosecutor (uncredited)
as Karen (voice) (uncredited)
Anthony Warde
as Masher on Street (uncredited)
Paul Weigel
as The Governor's Butler (uncredited)
Crane Whitley
as Warden Clark (uncredited)
Charles Salerno Jr.
Director of Photography
Bronislau Kaper
Original Music Composer
Arch Oboler
Adaptation
Writer
Harry Komer
Editor
Story
Jerry Bresler
Producer
Director
Edwin B. Willis
Set Decoration
Cedric Gibbons
Art Direction
Malcolm Brown
Jack Gertsman
Unit Manager
Dave Ragin
Camera Operator