| Person | Type | Job | Role(s) |
|---|---|---|---|
 Allan Balter | Crew | Production | Executive Producer |
 David L. Snyder | Crew | Art | Art Direction |
Frank Denson | Crew | Sound | Music |
 Jack Kirby | Crew | Writing | Characters |
Jerry Smith | Crew | Sound | Sound |
Joe Reich | Crew | Production | Casting |
 Joe Simon | Crew | Writing | Characters |
Martin M. Goldstein | Crew | Production | Producer |
Michael S. Murphy | Crew | Editing | Editor |
Mike Post | Crew | Sound | Original Music Composer |
Patricia Payne | Crew | Writing | Writer |
Peter Carpenter | Crew | Sound | Original Music Composer |
Ralph S. Singleton | Crew | Production | Unit Production Manager |
Robert George Freer | Crew | Art | Set Decoration |
 Rod Holcomb | Crew | Directing | Second Unit Director |
 Stan Lee | Crew | Production | Consulting Producer |
Steven P. Saeta | Crew | Directing | Second Assistant Director |
Vincent A. Martinelli | Crew | Camera | Director of Photography |
Wilton Schiller | Crew | Writing | Writer |
Yvonne Wood | Crew | Costume & Make-Up | Costume Design |
 Ivan Nagy | Crew | Directing | Director |
Bruce Bell | Crew | Sound | Sound Effects Editor |
Patrick A. Duffy | Crew | Directing | First Assistant Director |
Barry Wetherby | Crew | Directing | Second Assistant Director |
 Alex Hyde-White | Cast | Actor | Young Man |
 Arthur Rosenberg | Cast | Actor | Doctor |
Bud Davis | Cast | Actor | Les (uncredited) |
 Christopher Cary | Cast | Actor | Prof. Ian Ilson |
 Christopher Lee | Cast | Actor | Miguel |
 Connie Sellecca | Cast | Actress | Dr. Wendy Day |
 David S. Cass Sr. | Cast | Actor | Milt (uncredited) |
 Katherine Justice | Cast | Actress | Helen Moore |
 Ken Swofford | Cast | Actor | Everett Bliss |
 Lana Wood | Cast | Actress | Yolanda |
 Len Birman | Cast | Actor | Dr. Simon Mills |
 Reb Brown | Cast | Actor | Captain America / Steve Rogers |
 Stanley Kamel | Cast | Actor | Kramer |
Susan French | Cast | Actress | Mrs. Shaw |
 William Lucking | Cast | Actor | Stader |
 William Mims | Cast | Actor | Dr. J. Brenner |
Lachelle Chamberlain | Cast | Actress | Young Girl |
Timothy O'Hagan | Cast | Actor | Cal (uncredited) |
John Waldon | Cast | Actor | Peter Moore |
| Person | Type | Job | Role(s) |
