77 mins | Science Fiction, TV Movie | Jan. 1, 1991
77 mins | Science Fiction, TV Movie | Jan. 1, 1991
| Producers | Bayerischer Rundfunk, Südwestfunk (SWF), Utopia-Film |
| Original title | Der unsichtbare Freund |
| Directors | Ray Müller |
| Writers | Ray Müller |
as Berger
as Harden
as Menzel
as Professor Schwarz
as