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