Laura Wilson
Patty Duke
Mark Wilson
David McCallum
Sarah Wilson
Dorothy McGuire
Dr. Sam Carpenter
Lew Ayres
Mrs. Medina
Beulah Bondi
David Brody
James T. Callahan
Kurawicz
Nelson Olmsted
Robert (uncredited)
Harry Kerwin
Director
Delbert Mann
Producer
Supervising Sound Editor
Charles L. Campbell
Writer
Art Wallace
Executive Producer
Charles W. Fries
Associate Producer
Mort Zarcoff
Original Music Composer
Morton Stevens
Director of Photography
Charles F. Wheeler
Editor
John F. Schreyer
Casting
Joe Scully
Art Direction
Lawrence G. Paull
Makeup Artist
Fred B. Phillips
Post Production Supervisor
Gary S. Gerlich
Production Manager
Joe Wonder
Assistant Director
Howard Grace
Property Master
Ross C. Burke
Sound Mixer
Gene Garvin
Recording Supervision
Robert J. Litt
Sound Editor
Roger Sword
Electrician
Bill Curtis
Key Grip
Charles La Rocca
Costumer
Marie Brown
Assistant Editor
Russell C. Nields
Script Supervisor
Malcolm Atterbury Jr.