Handlung
Staffeln
Hauptdarsteller
William Osler
Mu Lambda 165 (aka: Host Computer)
Keir Dullea
Devon
Robin Ward
Garth
Gay Rowan
Rachel
James Barron
Garth's Father
Aileen Seaton
Rachel's Mother
Walter Koenig
Oro
Scott Fisher
#4
Allen Stewart-Coates
Computer voices (voice)
Ed Ames
Mr. Smith
Sterling Hayden
Old Jeremiah
George Sperdakos
Jubal
Gillie Fenwick
Old Abraham
Sean Sullivan
Rachel's Father
Kay Hawtrey
Garth's Mother
Alexandra Bastedo
Idona
Stephen Young
Dr. Chris
Frank Converse
Dr. Gerald W. Aaron
John Colicos
The Governor
Barry Morse
Shaliff
Lloyd Bochner
Col. M.P. Garoway
David Tyrell
One - Captain
Susan Stacey
Five
Simon Oakland
Dr. Asgard
Percy Rodriguez
Sakharov Richards
Angel Tompkins
Daphne
Donnelly Rhodes
Roloff
Henry Beckman
William
Edward Andrews
Linus Farthing
William Hutt
Dr. Pete Marshall
Antoinette Bower
Dr. Heather Marshall
Ivor Barry
Chief Rathe Masters
Doug McGrath
Sergeant
Vivian Reis
Jane
Clive Endersby
1st Tube Dweller
Alan Bleviss
2nd Tube Dweller
Carol Lazare
Teale
Diana Barrington
Janice
Ted Beatie
Old Man
Lillian Graham
Old Woman
Gina Dick
Supervisor
Michael Tough
#2
Ricky O'Neill
#6
Mark Lynas
#7
Trudy Young
Lethe
Iréna Mayeska
Dr. Diana Tabor
Tim Whelan
Village Elder
John Bethune
Villager "A"
Nerene Virgin
Valerie
Calvin Butler
Cort
William Clune
Captain
Danny Hodgkins
Monster
Pat Galloway
Trent
Doris Petrie
Nurse
Patty Elsasser
Secretary
Les Rubie
City Man
Budd Knapp
Dr. Martin Trask
Meg Hogarth
Dr. Jean Pelletier
William Kemp
Captain
Michael Zenon
Commander
David Mann
Astrogator
Patricia Collins
Serina
Leo Leydon
Brant
Dino Narizzano
Dumal
Jeff Toner
Jardy
Patricia Moffatt
Tau Zeta (voice)
Linda Sorensen
McBride
Alan McRae
Callisher
John Friesen
Keeble
Nuala Fitzgerald
Reena
Richard Alden
Mike
Diane Dewey
Technician