Action Sci-Fi
When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.
Directed by
Daniel Petrie
Written by
Jack DeWitt
Chris Wiggins
Capt. Williams
Ernest Borgnine
Chief Diver Don MacKay
Ben Gazzara
Cmdr. Adrian Blake
Yvette Mimieux
Dr. Leah Jansen
Walter Pidgeon
Dr. Samuel Andrews
Donnelly Rhodes
Diver Bob Cousins
Ken Pogue
Diver Thomas
Leslie Carlson
Brigs, Triton Radioman
Michael J. Reynolds
Dr. Hal Hamilton
Joan Gregson
Dobson
Mark Walker
Diver Dave Moulton
Dan MacDonald
Lt. Hobbs, Halifax day officer
Ed McGibbon
Dr. Norton Shepherd
David Renton
Warrant Officer
David Yorston
Diver Stephens
Dave Mann
Hawkes
Frank Perry
Sub Captain
Kei Fujiwara
Kay, lab technician
Richard Whelan
Radio Officer

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