| Person | Type | Job | Role(s) |
|---|---|---|---|
 Al Ramrus | Crew | Writing | Screenplay |
Cliff Wenger | Crew | Crew | Special Effects |
 Don Taylor | Crew | Directing | Director |
Edwin Butterworth | Crew | Costume & Make-Up | Makeup Artist |
 Gerry Fisher | Crew | Crew | Cinematography |
 H.G. Wells | Crew | Writing | Novel |
Joe DiBella | Crew | Costume & Make-Up | Makeup Artist |
John Herman Shaner | Crew | Writing | Screenplay |
John Temple-Smith | Crew | Production | Producer |
 Laurence Rosenthal | Crew | Sound | Music |
Marion Rothman | Crew | Editing | Editor |
Philip M. Jefferies | Crew | Art | Production Design |
Richard La Motte | Crew | Costume & Make-Up | Costume Design |
 Samuel Z. Arkoff | Crew | Production | Executive Producer |
Sandy Howard | Crew | Production | Executive Producer |
Skip Steloff | Crew | Production | Producer |
Thomas R. Burman | Crew | Costume & Make-Up | Makeup Designer |
Richard Cobos | Crew | Costume & Make-Up | Makeup Artist |
Mike Rutter | Crew | Camera | Assistant Camera |
Cliff Wenger Jr. | Crew | Crew | Special Effects Assistant |
 Barbara Carrera | Cast | Actress | Maria |
 Bob Ozman | Cast | Bullman | |
 Burt Lancaster | Cast | Actor | Dr. Paul Moreau |
 David S. Cass Sr. | Cast | Actor | Bearman (as David Cass) |
 Fumio Demura | Cast | Actor | Hyena Man |
 Gary Baxley | Cast | Actor | Lionman |
 Michael York | Cast | Actor | Andrew Braddock |
 Nick Cravat | Cast | Actor | M'Ling |
 Nigel Davenport | Cast | Actor | Montgomery |
 Richard Basehart | Cast | Actor | Sayer of the Law |
The Great John L. | Cast | Actor | Boarman |
John Gillespie | Cast | Tigerman | |
| Person | Type | Job | Role(s) |
