cast
- William Holden
- Richard Thorn
- Lee Grant
- Ann Thorn
- Jonathan Scott-Taylor
- Damien Thorn
- Robert Foxworth
- Paul Buller
- Lew Ayres
- Bill Atherton
- Lucas Donat
- Mark Thorn
- Nicholas Pryor
- Charles Warren
- Sylvia Sidney
- Aunt Marion
- Lance Henriksen
- Sgt. Neff
- Elizabeth Shepherd
- Joan Hart
- Allan Arbus
- Pasarian
- Fritz Ford
- Murray
- Meshach Taylor
- Dr. Kane
- John Newcombe
- Teddy
- Thomas O. Erhart Jr.
- Sergeant
- Robert Ingham
- Teacher
- Judith Dowd
- Maid
- William Fosser
- Minister
- Rusdi Lane
- Jim
- Corney Morgan
- Greenhouse Technicican
- Paul Cook
- Colonel
- Russell P. Delia
- Truck Driver
- Anthony Hawkins
- Pasarian's Assistant
- James Spinks
- Technician
- Cornelia Sanders
- Young Girl
- Charles Mountain
- Burial Priest
- Leo McKern
- Bugenhagen
- Diane Daniels
- Jane
- Felix Shuman
- Dr. Fiedler
- Owen Sullivan
- Byron
- William J. Whelehan
- Security Guard
- John Charles Burns
- Butler
crew
- Don Taylor
- Director
- Harvey Bernhard
- Producer, Screen Story
- Mike Hodges
- Screenwriter
- Stanley Mann
- Screenwriter
- Bill Butler
- Cinematographer
- Gilbert Taylor
- Cinematographer
- Jerry Goldsmith
- Composer (Music Score)
- Robert Brown
- Editor
- Fred Harpman
- Production Designer
- Philip M. Jefferies
- Production Designer
- Charles Orme
- Co-producer
- Joseph Lenzi
- Associate Producer, Production Manager
- Mace Neufeld
- Associate Producer
- Robert de Vestel
- Set Designer
- Al Overton
- Sound/Sound Designer
- Ira Anderson, Jr.
- Special Effects
- Alexandra Nicholson
- First Assistant Director
- Jerry Ballew
- First Assistant Director
- Jack L. Richards
- Camera Operator
- James Connell
- Camera Operator
- Lynn Stalmaster
- Casting
- Steve Lanning
- Production Manager
- Al Giddings
- Underwater Photography
- Audrey Levy
- Production Assistant
- Bill MacSems
- Properties Master
- Bob Dahlin
- Second Assistant Director
- Burton Miller
- Costume/Wardrobe
- Colin J. Campbell
- Gaffer
- David Garfield
- First Assistant Editor
- Dawn Robert
- Makeup
- Derek V. Browne
- First Assistant Camera
- Don Smetzer
- Still Photographer
- Douglas O. Williams
- Re-Recording Mixer
- Dr. W.S. McBirnie
- Technical Advisor
- Edith Nisted Nielsen
- First Assistant Camera
- Edward Rossi
- Sound Editor
- George Hill
- Key Grip
- Godfrey Marks
- Dialogue Editor
- H. Bud Otto
- Script Supervisor
- Hendrik Wynands
- Construction Coordinator
- James F. Hogan
- Transportation Captain
- John D. Crededio
- Gaffer
- Lee Rafner
- Unit Production Manager
- Lillian Toth
- Makeup, Hair Styles
- Max Kleven
- Stunts Coordinator
- Paul Wells
- Re-Recording Mixer
- Ray Berwick
- Animal Trainer/Wrangler
- Ray Summers
- Costume/Wardrobe
- Richard Luke Rothschild
- Second Assistant Director
- Richard Sperber
- Sound Editor
- Robert McLain
- Key Grip
- Ron Taberer
- First Assistant Camera
- Rusty Lemorande
- Production Assistant
- Sioux Richards
- Script Supervisor
- Theodore Soderberg
- Re-Recording Mixer
- William Hartman
- Sound Editor
- Willie Navarro
- First Assistant Editor
- Zach Staenberg
- Production Assistant
