Directed by
| Irwin Rosten | ||
Writing Credits
| Irwin Rosten | ... | (written by) |
Cast
| E.G. Marshall | ... | Narrator | |
Produced by
| Dennis B. Kane | ... | executive producer: National Geographic Society |
| Alex Pomasanoff | ... | associate producer |
| Irwin Rosten | ... | producer |
Music by
| Billy Goldenberg | ||
Editing by
| Hyman Kaufman | ||
Production Management
| Nicholas Clapp | ... | executive in charge of production |
Second Unit Director or Assistant Director
| Ed Spiegel | ... | director: additional sequences |
Camera and Electrical Department
| Erik Daarstad | ... | photography by |
| John Arthur Morrill | ... | photography by (as John Morrill) |
| Lennart Nilsson | ... | photography by |
Editorial Department
| Michael Collins | ... | assistant editor |
Additional Crew
| David Cooper | ... | production coordinator: National Geographic Society |
| Melville Bell Grosvenor | ... | chairman: National Geographic Society |
| William F. House | ... | director of research: Ear Research Institute |
| Marla B. Liebling | ... | production assistant |
| Tommy McLaughlin | ... | mime |
| Marjorie M. Moomey | ... | researcher: National Geographic Society |
| Patricia F. Northrop | ... | production coordinator: National Geographic Society |
| Melvin M. Payne | ... | president: National Geographic Society |
