Storyline:
A strange prehistoric beast lurks in the depths of the Amazonian jungle. A group of scientists try to capture the animal and bring it back to civilization for study.

Cast:

Richard Carlson Dr. David Reed

Julie Adams Kay Lawrence (as Julia Adams)

Richard Denning Dr. Mark Williams

Antonio Moreno Dr. Carl Maia

Nestor Paiva Captain Lucas

Whit Bissell Dr. Edwin Thompson

Bernie Gozier Zee

Ricou Browning The Gill Man (In Water) (uncredited)

Ben Chapman The Gill Man (On Land) (uncredited)

Art Gilmore (voice) Narrator

Perry Lopez Tomas (uncredited)

Rodd Redwing Luis (uncredited)

Henry A. Escalante Chico (as Henry Escalante)

Sydney Mason Dr. Matos (uncredited)

Medium: DVD5,

Location: Drawer 15 Slot 14

Loaned: No

Aspect ratio: 4:3