A British colonial policeman in Africa investigates a murder in a hospital up river.

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Main Cast: Richard Todd, Marianne Koch, Albert Lieven, Walter Rilla, Jeremy Lloyd, Robert Arden, Vivi Bach, Bill Brewer, Simon Sabela

Director: Lawrence Huntington

Writers: Edgar Wallace, Nicolas Roeg, Lawrence Huntington, Kevin Kavanagh, Harry Alan Towers

Editor: Allan Morrison

Cinematographer: Robert Huke

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