An expedition tries to enlist Tarzan's help in finding the secret Blue Valley, which legend says is the location of a miraculous fountain of youth.
| Directing | Lee Sholem | Director |
| Writing | Curt Siodmak | Screenplay |
| Writing | Harry Chandlee | Screenplay |
| Writing | Edgar Rice Burroughs | Characters |
| Crew | Bob Fender | Unit Publicist |
| Production | Sol Lesser | Producer |
| Camera | Karl Struss | Director of Photography |
| Sound | Alexander Laszlo | Music |
| Editing | John Sheets | Editor |
| Editing | Merrill G. White | Editor |
| Art | Phil Paradise | Production Design |
| Art | McClure Capps | Art Direction |
| Art | Otto Siegel | Set Decoration |
| Costume & Make-Up | Norbert A. Myles | Makeup Artist |
| Directing | Bert Briskin | Assistant Director |
| Production | Barney Briskin | Production Manager |
| Costume & Make-Up | Frank Beetson Jr. | Wardrobe Supervisor |
