| Directed by |
George Pal |
|
| Cast: | ||
| H. George Wells | Rod Taylor | |
| David Filby / James Filby | Alan Young | |
| Weena | Yvette Mimieux | |
| Dr. Philip Hillyer | Sebastian Cabot | |
| Walter Kemp | Whit Bissell | |
| Mrs. Watchett | Doris Lloyd | |
| Talking Rings (voice) | Paul Frees | |
| Edited by |
George Tomasini |
|