A college professor acquires a newly discovered specimen of a prehistoric fish. While examining the find he is accidentally exposed to it's blood, turning him into a murderous Neanderthal.

Starring:

Alexander Lockwood, Arthur Franz, Eddie Parker, Hank Patterson, Helen Westcott, Joanna Moore, Judson Pratt, Phil Harvey, Richard H Cutting, Ronnie Rondell Jr, Ross Elliott, Troy Donahue, Whit Bissell

Genre:

Horror, Sci-Fi