George Pal Director, Producer Rod Taylor George (H. G. Wells) Actor Alan Young David Filby, James Filby Actor Yvette Mimieux Weena Actor Sebastian Cabot Dr. Philip Hillyer Actor Tom Helmore Anthony Bridewell Actor Whit Bissell Walter Kemp Actor Doris Lloyd Mrs. Watchett Actor Paul Frees Talking Rings Voice Bob Barran Eloi Man Actor H.G. Wells Writer David Duncan Writer Russell Garcia Original Music Paul Vogel Cinematographer George Tomasini Film Editing George W. Davis Art Director William Ferrari Art Director F. Keogh Gleason Set Decoration Henry Grace Set Decoration Gene Warren Special Effects Tim Baar Special Effects