The Neptune Factor - watch online: streaming, buy or rent
We couldn’t find any streaming options in Canada, but The Neptune Factor is available in the United States and 3 other countries on YouTube TV, Amazon Prime Video, and 3 other services.
The Neptune Factor (1973)
30%
4.4 (1.5k) PG
Age rating
1h 38min
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The Neptune Factor is not available for streaming in Canada. After checking 1,544 streaming services, we found the title in 4 other countries.
Italy 
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Synopsis
When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.
Videos: Trailers, Teasers, Featurettes
Cast
Ben Gazzara
Cmdr. Adrian Blake
Walter Pidgeon
Dr. Samuel Andrews
Ernest Borgnine
Chief Diver Don MacKay
Yvette Mimieux
Dr. Leah Jansen
Donnelly Rhodes
Diver Bob Cousins
Chris Wiggins
Capt. Williams
Michael J. Reynolds
Dr. Hal Hamilton
Mark Walker
Diver Dave Moulton
Leslie Carlson
Brigs, Triton Radioman
Stuart Gillard
Diver Phil Bradley
David Renton
Warrant Officer
Joan Gregson
Dobson
David Yorston
Diver Stephens
Ken Pogue
Diver Thomas
Dave Mann
Hawkes
Frank Perry
Sub Captain
Kei Fujiwara
Kay, lab technician
Dan MacDonald
Lt. Hobbs, Halifax day officer
Richard Whelan
Radio Officer
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