Leo Gordon
Harry Guardino
Charles Van Cleve
Dean Jagger
Senator
Kermit Murdock
Duane Grey
Vince Williams
Mr. Sutton - FBI
John S. Ragin
Donna Travers
Barbara McNair
Martin Bannister
Joseph Cotten
Karen Menardos
Ina Balin
Beatrice Savarona
Dina Merrill
Freddie Farber
Jack Carter
Julian Thatcher
Troy Donahue
Lt. Joseph Webber
Stephen McNally
Dominic Savarona
Fernando Lamas
Director of Photography
Ralph Woolsey
Editor
Robert Watts
Art Direction
Robert Luthardt
Director
Douglas Heyes
Novel
Producer
Jo Swerling Jr.
Music
Pete Rugolo