Director/a
Fred M. Wilcox
DIRECTOR/A
Reparto (por orden de créditos)
Walter Pidgeon
Dr. Morbius
Anne Francis
Altaira Morbius
Leslie Nielsen
Commander Adams
Warren Stevens
Lt. 'Doc' Ostrow
Jack Kelly
Lt. Farman
Richard Anderson
Chief Quinn
Earl Holliman
Cook
George D. Wallace
Bosun
Robert Dix
Crewman Grey
Jimmy Thompson
Crewman Youngerford
James Drury
Crewman Strong
Harry Harvey Jr.
Crewman Randall
Roger McGee
Crewman Lindstrom
Peter Miller
Crewman Moran
Morgan Jones
Crewman Nichols
Richard Grant
Crewman Silvers
Robby the Robot
James Best
Crewman (uncredited)
William Boyett
Frankie Darro
Robby the Robot (uncredited)
Marvin Miller
Robby the Robot (uncredited) (voice)
Les Tremayne
Narrator (uncredited) (voice)