Mexican medical researchers are lost in a plane crash in the Amazon basin, which triggers a whole bunch of adventure-movie subplots.

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Main Cast: Fernando Almada, Ana Luisa Peluffo, José Elías Moreno, Nancy Vidalón, Mario Almada, Luis Baltazar, Alfonso Godínez, Salvador Godínez, Héctor González, Orlando Lozano

Director: Vicente Oroná

Writer: Vicente Oroná

Editor: Carlos Savage

Cinematographer: Rosalío Solano

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