The Neptune Factor
The most fantastic undersea odyssey ever filmed.
Action Science Fiction
When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.
Director Daniel Petrie
Trailer
Cast
Ernest Borgnine
Chief Diver Don MacKay
Donnelly Rhodes
Diver Bob Cousins
Kei Fujiwara
Kay, lab technician
Chris Wiggins
Capt. Williams
Michael J. Reynolds
Dr. Hal Hamilton
Stuart Gillard
Diver Phil Bradley
Ben Gazzara
Cmdr. Adrian Blake
Yvette Mimieux
Dr. Leah Jansen
Dan MacDonald
Lt. Hobbs, Halifax day officer
Walter Pidgeon
Dr. Samuel Andrews
Mark Walker
Diver Dave Moulton
Leslie Carlson
Brigs, Triton Radioman
Joan Gregson
Dobson
Ken Pogue
Diver Thomas