Leif Erickson
Dr. Victor Briggs
Robert Foxworth
Dr. Calvin Briggs
Kate Jackson
Nurse Michelle Johnson
Jonathan Goldsmith
Dr. Jimmy Martin (as Jonathan Lippe)
Burgess Meredith
Dr. Simmons
William Windom
Mr. Farrigan
Karl Swenson
Mr. Fisherman
Susan Moffitt
Terri
Barbara Baldwin
Mrs. Spencer
William Bryant
Mr. McDermott (as Bill Bryant)
Jack Hunsaker
Supervising Music Editor
Stirling Silliphant
Creator
Monty Elliott
Art Direction
Bill Ross
Supervising Art Director
Sam Strangis
Production Manager
Ted Cook
Property Master
Howard Schwartz
Cinematography
Michael Vejar
Editor
Dorcy Howard
Set Decoration
Bernard L. Kowalski
Director
Wally Samson
Unit Manager
William M. Andrews
Supervising Sound Editor
Norman A. August
Assistant Director
Edward K. Milkis
Post Production Supervisor
Stirling Silliphant
Writer
Dominick Gaffey
Sound Mixer
Kenyon Hopkins
Music
Stirling Silliphant
Producer