The Neanderthal Man

The Neanderthal Man is a 1953 film about an an expert professor in prehistoric life, who proves his theories with an extract that regresses a cat to a saber-tooth tiger and man to a Neanderthal.
 * ''Directed by Ewald André Dupont. Written by Aubrey Wisberg.

What primitive passions...what mad desires drove him on...? He held them all in the grip of deadly terror...nothing could keep him from the woman he claimed as his own! (taglines)

Prof. Clifford Groves

 * Let me assume you, for want of your own understanding, that man's boasting pride in his alleged advancement is based on one hollow precept that is his ego.
 * The world's gone completely mad. Sometimes I think I'm the only rational being left in it... one person telling a fairy tale and the other one believing it.

Other

 * George Oakes: By golly, it's gotta be the biggest mountain lion this side of Noah's Ark!
 * State Police Chief: [after shooting at the monster] Winged him! It's a big country but too small for that bird!
 * Dr. Ross Harkness: He tampered with things beyond his province... beyond what any man should do... and if it was madness, well... those whom the gods would destroy... they first make mad!

Taglines

 * What primitive passions...what mad desires drove him on...? He held them all in the grip of deadly terror...nothing could keep him from the woman he claimed as his own!
 * HALF MAN...HALF BEAST...He held them all in the grip of deadly terror...nothing could keep him from this woman he claimed as his own!

Cast

 * Robert Shayne — Prof. Clifford Groves
 * Joyce Terry — Jan Groves
 * Richard Crane — Dr. Ross Harkness
 * Doris Merrick — Ruth Marshall