Director/a
Tom Graeff
DIRECTOR/A
Reparto (por orden de créditos)
David Love
Derek
Dawn Bender
Betty Morgan
Bryan Grant
Thor
Harvey B. Dunn
Gramps Morgan
Joe Rogers
King Moody
Spacecraft Captain
Helen Sage
Nurse Morse
Frederick Welch
Dr. C.R. Brandt
Carl Dickinson
Gas Station Attendant
Sonia Torgeson
Alice Woodward
Billy Bridges
Driver Picking Up Thor
James Conklin
Prof. Simpson
Gene Sterling
The Alien Leader
Ralph Lowe
Moreal - Spaceship Crew
Bill DeLand
Saul - Spaceship Crew
Ursula Hansen
Hilda
Robert B. Williams
TV Newsman
Don DeClue
Generating Plant Worker
Don Chambers
Dr. Mason
Jim MacGeorge
Mac - Cop
Kent Rogers
Harry - Cop
Sol Resnick
Mason's Assistant
Bob Regas
Johnson
Ross Evans
School Janitor