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Bill Williams as Capt. Mead Ralston |
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Norma West as Jan Ralston |
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John Cairney as Dr. Steven Thomas |
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Jeremy Longhurst as John Saunders |
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Kathleen Breck as Kate Saunders |
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Дональд Черчилль as Carl Walcott |
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Margo McLennan as Joyce Wolcott |
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Linda Marlowe as Dr. Helen Thomas |
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Tony Doonan as Dr. Griffith |
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Mark Lester as Don Wolcott |
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Stewart Middleton as Michael Thomas |
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Anthony Honour as Robert |
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Max Kirby as Ho-Ho the Hologram |
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John Lee as Dr. Garth |
| Directing | Bernard Knowles | Director |
| Production | Robert L. Lippert | Producer |
| Production | Jack Parsons | Producer |
| Directing | Gordon Gilbert | Assistant Director |
| Production | Clifton Brandon | Production Manager |
| Sound | Philip Martell | Music Director |
| Sound | Jock May | Sound Recordist |
| Writing | Harry Spalding | Writer |
| Art | Harry White | Art Direction |
| Costume & Make-Up | Harold Fletcher | Makeup Artist |
| Editing | Robert Winter | Supervising Film Editor |
| Camera | Geoffrey Faithfull | Director of Photography |
| Costume & Make-Up | Pearl Tipaldi | Hairstylist |
| Sound | Elisabeth Luytens | Music |
| Costume & Make-Up | Jean Fairlie | Wardrobe Supervisor |
| Sound | Clive Smith | Sound Editor |
