Cast
Sam Bottoms
Greg Oliver
Susanne Reed
Rachel McNamara
Virgil Frye
Earl Sullivan
Kedric Wolfe
Oscar Forbes
Charles Howerton
Dr. David Whiting
Denise Hayes
Iris Lee
Chuck Doherty
Ed Bennett
Helen McNeely
Louellen Bennett
Ken Metcalfe
Mr. Holland
Randy Taylor
Jimmy
Dave D'Martyn
Tourist #1
Clem Persons
Maintenance Man (as Clem Parsons)
Peter Cooper
Nieberg
Katherine Scholy
Darleen
Ken Petruic
Harry
Bobby Greenwood
Tourist #2
R. Lee Ermey
Arnold (uncredited)
Crew
Alfred M. Sweeney
Screenplay
Cirio H. Santiago
Producer
Ricardo Remias
Director of Photography
Charles B. Griffith
Director
Jill Griffith
Associate Producer
Peque Gallaga
Production Design
Chris Walas
Special Effects
Gervacio Santos
Editor
James Horner
Original Music Composer
Robert Short
Special Effects
Santos Hilario
Special Effects
Manny Norman
Associate Producer
Rolando S. Atienza
Executive Producer
Anne Dyer
Writer
Roger Corman
Producer
Ben Otico
Art Direction
Leo Martinez
Assistant Director
Bert Amazan Jr.
Script Supervisor
Willie Arce
Sound
Peque Gallaga
Underwater Director of Photography
Restie Umali
Music Director
