Sam Brisbane
Ernest Borgnine
Martha Wagner
Vera Miles
Ted Gorman
Patrick Culliton
Frank
Erik Estrada
Bill Clay
James W. Gavin
Dr. Peggy Wilson
Patty Duke
Dr. Alex Wilson
Alex Cord
Harriett Malone
Donna Mills
Doc Bennett
Lloyd Nolan
Larry Durant
Neville Brand
Walt Fleming
Ty Hardin
Dan Harter
Gene Evans
Judy
Michelle Stacy
Producer
Irwin Allen
Director
Earl Bellamy
Stunt Coordinator
Max Kleven
Costume Design
Paul Zastupnevich
Teleplay
Arthur Weiss
Story
Norman Katkov
Art Direction
Ward Preston
Editor
Bill Brame
Set Decoration
Ned Parsons
Makeup Artist
Edward Ternes
Original Music Composer
Richard LaSalle
Associate Producer
Al Gail
Director of Photography
Dennis Dalzell
Assistant Director
Daniel McCauley
Special Effects
Cliff Wenger
Stunts
Mickey Caruso