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King Charles III of the United Kingdom as Introduction (as H.R.H. The Prince of Wales) |
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Patrick Watson as Narrator (voice) |
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Bill Mason as Narrator (voice) |
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Joseph MacInnis as Self (undersea explorer) |
| Directing | Bill Mason | Director |
| Production | Joseph MacInnis | Producer |
| Production | Margaret Pettigrew | Producer |
| Editing | Bill Mason | Editor |
| Production | Andy Thomson | Executive Producer |
| Camera | Martin Bowen | Camera Operator |
| Production | Patrick Watson | Producer |
| Camera | Chris Nicholson | Camera Operator |
| Camera | Ralph B. White | Additional Photography |
| Sound | Alan Geldart | Sound Recordist |
| Visual Effects | Bill Mason | Animation |
| Production | Grace Avrith | Post Production Coordinator |
| Sound | Pierre La Belle | Assistant Sound Editor |
| Camera | Bill Mason | Director of Photography |
| Production | Michael Levine | Producer |
| Sound | Larry Crosley | Original Music Composer |
