Diretor/a
Franklin Adreon
DIRETOR/A
Fred C. Brannon
Harry Keller
Elenco (na ordem dos créditos)
Judd Holdren
Commando Cody
Aline Towne
Joan Gilbert
Richard Crane
Dick Preston
Gregory Gaye
The Ruler
William Schallert
Ted Richards
I. Stanford Jolley
Hardy
Craig Kelly
Mr. Henderson
Mauritz Hugo
Baylen
Dale Van Sickel
Clancy
Joanne Jordan
Queen of Mercury
Zon Murray
Ross
Gloria Pall
The Moon Girl
Denver Pyle
Krug
John Crawford
Narkos
William Henry
(creditOnly)
Paul Livermore
R-6 Pilot
Keith Richards
RG-12 Captain
Lyle Talbot
Baylor
William Fawcett
Old Chris
Sydney Mason
Lee Roberts
Alien Crewman
Eddie Foster
Mason
Peter Ortiz
Henchman
Riley Hill
Mercurian Soldier
Rick Vallin
Kenneth MacDonald
Dispersal Station Superintendent
Peter Brocco
Dr. Varney
John Cason
John Daheim
Ed Williams
Sandy Sanders
Lead Henchman
Stanley Waxman
Lenato
Roy Barcroft
Point Barrow Radioman (uncredited) (voice)
Lane Bradford
Kirk (uncredited)
Coleman Francis
Security Guard (uncredited)
Fred Graham
Nordahl (uncredited)
Charles Horvath
Mercurian Guard (uncredited)
Marshall Reed
Bill (uncredited)
Sam Sebby
Guard #4 (uncredited)
Tom Steele