The Neanderthal Man (1953)

Professor Groves, an expert in prehistoric life, proves his theories with an extract that'll regress a cat to a saber-tooth tiger and man to a Neanderthal.

Hank Mann(1887-1971)

as Naturalist at Conference (uncredited)

Harry Thomas

Actor

David Commons

Actor

Marshall Bradford(1885-1971)

as Conference Chairman

Robert Bray

as Tim Newcomb - cattle rancher (uncredited)

Eric Colmar

as Buck Hastings

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