Discover
Original Release
12/11/1960
Cast
| Name | Character |
|---|
| Peter Williams | Professor Wedgwood |
| George Coulouris | Harcourt Brown - The Imposter |
| Gerald Flood | Conway Henderson |
| Pamela Barney | Professor Mary Meadows |
| Stewart Guidotti | Geoffrey Wedgwood |
| Hester Cameron | Margaret Henderson |
| Bernard Horsfall | Professor Hawkins |
| Hugh Evans | Ian Murray |
| Astor Sklair | John Field |
| Margaret Worsley | Airport Hostess |
Directors
Writers
Cast
| Name | Character |
|---|
| Peter Williams | Professor Wedgwood |
| George Coulouris | Harcourt Brown - The Imposter |
| Gerald Flood | Conway Henderson |
| Pamela Barney | Professor Mary Meadows |
| Stewart Guidotti | Geoffrey Wedgwood |
| Hester Cameron | Margaret Henderson |
| Bernard Horsfall | Professor Hawkins |
| Hugh Evans | Ian Murray |
| Astor Sklair | John Field |
| Margaret Worsley | Airport Hostess |
| Hamlyn Benson | Guard |
| Ian Sadler | Doctor |
| Alan Barry | Technician |
| Nicholas Smith | Man at Airport |
Producers
| Name | Role |
|---|
| Sydney Newman | Producer |
