Directed by
| Tom McGowan | ||
Writing Credits
| George M. Dyott | ... | (novel) |
| Sam Mervin | ... | (screenplay) (as Sam Mervin Jr.) and |
| Owen Crump | ... | (screenplay) |
Cast (in credits order)
| Robin Hughes | ... | Cmdr. George M. Dyott | |
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Luis Álvarez | ... | Aloique |
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James Wilson | ... | Col. P.H. Fawcett |
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Jorge Montoro | ... | Carissimo |
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Natalia Manzuelas | ... | Pedro's Wife |
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John B. Symmes | ... | John B. Symmes |
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Richard McCloskey | ... | Dr. Emmett Wilson |
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Harry Knapp | ... | Portuguese Explorer |
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Emilio Meiners | ... | Pedro |
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Enrique González | ... | Bernadino |
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M. Torres Acho | ... | Juan |
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Alfonso Santilla | ... | Julio |
| Marvin Miller | ... | Narrator (voice) | |
Produced by
| Cedric Francis | ... | producer |
Music by
| Howard Jackson | ||
Cinematography by
| Robert J. Brooker | ||
Editing by
| Robert B. Warwick Jr. | ... | (as Robert Warwick) |
Art Direction by
| Bill Jersey | ||
Sound Department
| John O. Young | ... | sound editor (uncredited) |
