Storyline:
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.

Cast:

Arthur Franz Prof. Donald Blake

Joanna Moore Madeline Howard

Judson Pratt Lt. Mike Stevens

Nancy Walters Sylvia Lockwood

Troy Donahue Jimmy Flanders

Phil Harvey Sgt. Powell

Helen Westcott Nurse Molly Riordan

Whit Bissell Dr. Oliver Cole

Ross Elliott Sgt. Eddie Daniels

Richard H. Cutting Tom Edwards - Forest Ranger (uncredited)

Medium: Original DVD,

Location: On the Shelf - The Classic Sci-fi Ultimate Collection

Loaned: No

Aspect ratio: 2.39:1