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Jim Dale as Sir Mordred |
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Kenneth More as King Arthur |
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Ron Moody as Merlin |
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John Le Mesurier as Sir Gawain |
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Rodney Bewes as Clarence |
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Dennis Dugan as Tom Trimble |
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Pat Roach as Oaf |
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Sheila White as Alisande |
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Robert Beatty as Senator Milburn |
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Cyril Shaps as Dr. Zimmerman |
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Kevin Brennan as Winston |
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Ewen Solon as Watkins |
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Reg Lye as Prisoner |
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Bruce Boa as Air Force Officer (Uncredited) |
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Al Lampert as NASA Technician (Uncredited) |
|
Derek Suthern as NASA VIP (Uncredited) |
| Writing | Don Tait | Writer |
| Directing | Russ Mayberry | Director |
| Production | Ron Miller | Producer |
| Crew | Michael Collins | Special Effects |
| Sound | Ron Goodwin | Original Music Composer |
| Camera | Paul Beeson | Director of Photography |
