Trailer
Diễn viên
Eric Braeden
Dr. Robert Hoak (swimming double) (uncredited)
Richard Deacon
Earl Lyon
Heather Menzies
Maggie McKeown
Bruce Paul Barbour
Man in Boat
Phil Tippett
Scuba Diver (uncredited)
Dick Miller
Buck Gardner
Barry Brown
Trooper
Guich Koock
TV Pitchman
Amy Holden Jones
Hertz Clerk (uncredited)
Barbara Steele
Dr. Mengers
Belinda Balaski
Betsy
Joe Dante
Scuba Diver #2 (uncredited)
John Sayles
Army Sentry (uncredited)
Melody Thomas Scott
Laura Dickinson
Bradford Dillman
Paul Grogan
Keenan Wynn
Jack
Kevin McCarthy
Dr. Robert Hoak
Bruce Gordon
Colonel Waxman
Paul Bartel
Mr. Dumont