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Marius Goring as Wattari |
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Paul Daneman as Dr. Andrew Cook |
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John Hollis as Czesni |
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John Gabriel as Easterbrook |
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Cyril Shaps as Dr. Duval |
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John Wood as Brenner |
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Jean Aubrey as Mrs. Emily Cook |
| Directing | John Gibson | Director |
| Writing | Larry Eisenberg | Story |
| Production | Irene Shubik | Producer |
| Writing | Hugh Whitemore | Adaptation |
| Sound | Norman Kay | Theme Song Performance |
| Sound | Norman Kay | Original Music Composer |
| Art | Raymond Cusick | Production Design |
| Production | George Spenton-Foster | Associate Producer |
| Writing | Michael Imison | Script Editor |
