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Wendy Craig as Claire Belmont |
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Hal Hamilton as TN3 (Tony) |
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Ann Firbank as Dr. Inge Jensen |
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Helen Horton as Brenda Claffern |
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Bruce Boa as K.G. Bullen |
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Barry Warren as Larry Belmont |
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Valerie Colgan as Miriam Swann |
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Patty Thorne as Deirdre Schwartz |
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Rodney Archer as Assistant |
| Directing | John Gorrie | Director |
| Writing | Hugh Leonard | Adaptation |
| Writing | Michael Imison | Script Editor |
| Art | Norman James | Production Design |
| Sound | Norman Kay | Theme Song Performance |
| Production | Irene Shubik | Producer |
| Production | George Spenton-Foster | Associate Producer |
| Writing | Isaac Asimov | Short Story |
