Directed by
| Gerry Anderson | ||
Writing Credits (in alphabetical order)
| Gerry Anderson | ... | (devised by) |
| Sylvia Anderson | ... | (screenplay) |
| Shane Rimmer | ... | (story by) |
Cast (in credits order)
| Charles Thake | ... | Karanti | |
 |
Peter Borg | ... | Christoph |
| Sylvia Anderson | ... | Julie (voice) | |
| Shane Rimmer | ... | John (voice) | |
| Peter Dyneley | ... | The Investigator (voice) | |
Editing by
| David Lane | ||
| Len Walter | ||
Production Management
| Ken Holt | ... | production manager |
Sound Department
| Terry Rawlings | ... | dubbing editor |
| Wilfred Thompson | ... | dubbing editor (as Wilf Thompson) |
| Dennis Whitlock | ... | sound mixer |
Special Effects by
| John Brown | ... | puppet operator |
| John Drake | ... | lip sync operator |
| Reg Hill | ... | models created by |
| Wanda Webb | ... | puppet operator (as Wanda Brown) |
Camera and Electrical Department
| David Litchfield | ... | camera operator |
| Harry Oakes | ... | lighting cameraman |
Music Department
| Vic Elms | ... | composer: theme music (as Vic Elmes) |
Additional Crew
| Plugg Shutt | ... | model operator |
