| Directed by |
Don Sharp |
|
| Cast: | ||
| Professor Zimmer | Clifford Evans | |
| Gerald Harcourt | Edward De Souza | |
| Dr. Ravna | Noel Willman | |
| Marianne Harcourt | Jennifer Daniel | |
| Carl Ravna | Barry Warren | |
| Tania | Isobel Black | |
| Anton (US TV version) | Willy Eichberger | |
| Rosa Stangher (US TV version) | Virginia Gregg | |
| Horst Ebersberg | ||
| Director of photography |
Alan Hume |
|
| Music composed by |
James Bernard |
|
| Year: | 1963 | |
| Running time: | 88 minutes | |
| Country: | United Kingdom | |
| Language: | English Latin | |