The Neptune Factor
“The most fantastic undersea odyssey ever filmed.”
Where to watch The Neptune Factor in Italy
The Neptune Factor is streaming on Amazon Prime Video and Amazon Prime Video with Ads in Italy, and available to rent or buy on Amazon Video. Availability checked 16 June 2026.
About The Neptune Factor
The Neptune Factor is a 1973 movie in the Action and Science Fiction genres, directed by Daniel Petrie, starring Ben Gazzara, Walter Pidgeon and Ernest Borgnine. It has a runtime of 1 hour 38 minutes. It holds an average rating of 5.0/10 from 52 viewers. Below you can see where to watch The Neptune Factor in Italy — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.
The Neptune Factor trailer
Overview
When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.
Top 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
Ed McGibbon
Dr. Norton Shepherd
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
Themes & keywords
Frequently asked questions
Where can I watch The Neptune Factor in Italy?+
In Italy, you can stream The Neptune Factor on Amazon Prime Video and Amazon Prime Video with Ads. It's also available to rent or buy on Amazon Video.
Is The Neptune Factor on Netflix?+
The Neptune Factor is not on Netflix in Italy right now, but you can stream it on Amazon Prime Video and Amazon Prime Video with Ads.
How long is The Neptune Factor?+
The Neptune Factor has a runtime of 1 hour 38 minutes (98 minutes).
Who stars in The Neptune Factor?+
The Neptune Factor stars Ben Gazzara, Walter Pidgeon, Ernest Borgnine, Yvette Mimieux and Donnelly Rhodes.
When did The Neptune Factor come out?+
The Neptune Factor is a 1973 movie directed by Daniel Petrie.
What genre is The Neptune Factor?+
The Neptune Factor is Action and Science Fiction film.
Who directed The Neptune Factor?+
The Neptune Factor was directed by Daniel Petrie.
User reviews
No reviews yet — be the first to review The Neptune Factor.
