Trailer
Cast
Cyril Shaps
Dr. Zimmerman
Ewen Solon
Watkins
Al Lampert
NASA Technician (Uncredited)
Kenneth More
King Arthur
Ron Moody
Merlin
Rodney Bewes
Clarence
Sheila White
Alisande
Robert Beatty
Senator Milburn
Jim Dale
Sir Mordred
Dennis Dugan
Tom Trimble
Pat Roach
Oaf
Reg Lye
Prisoner
Bruce Boa
Air Force Officer (Uncredited)
John Le Mesurier
Sir Gawain