Official movie poster for The Neptune Factor (1973), a action science fiction film

The Neptune Factor(1973)

The most fantastic undersea odyssey ever filmed.

5.1(56)1h 38m1973-06-26
ActionScience Fiction

The Neptune Factor Synopsis

When an underwater ocean lab is lost in a earthquake, an advanced submarine is sent down to find it and encounters terrible danger.

The Neptune Factor (1973) is a action and science fiction film directed by Daniel Petrie, released on June 26, 1973 with a runtime of 1h 38m. It stars Ben Gazzara, Walter Pidgeon, Ernest Borgnine and Yvette Mimieux. Viewers rate it 5.1 out of 10 across 56 ratings.

Director:
Daniel Petrie
Writers:
Jack DeWitt
Producers:
Sandy Howard
Cinematographer:
Harry Makin
Composer:
Lalo Schifrin
Production:
Conquest of the Deeps Limited and Company, Quadrant Films, Astral Bellevue Pathé, Sandy Howard Productions
Budget:
$2,500,000
Status:
Released

The Neptune Factor (1973) Trailer

Watch the official trailer for The Neptune Factor before you stream it.

The Neptune Factor Reviews & Ratings

Average viewer score of 5.1/10 from 56 ratings.

Monkshood

3/10

Take one toy submarine, add some fishing line to the top of it and have it "explore" your aquarium. This is sadly the extent of the action in this C- movie. It is a huge waste of the talented actors and was an even larger waste of my time in watching it. I have no problem with campy movies, and this was the reason I watched this flick, but Jason and the Argonauts this ain't. Very slow pacing along with the…

Reviewed on June 15, 2017

CinemaSerf

4/10

I thought that the combination of Walter Pidgeon and Ernest Borgnine might bely my initial thoughts that this would just be another mediocre TV adventure movie. Sadly not, for thats exactly what it is. A submarine descends to the unknown depths of the ocean to rescue the crew of a lab that has been damaged in an earthquake. I say adventure, but that is really stretching the point: it's a glacially slow moving…

Reviewed on November 14, 2022

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The Neptune Factor – Frequently Asked Questions

Where can I watch The Neptune Factor online?

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The Neptune Factor (1973) is available to stream on fuboTV. Streaming availability is checked against JustWatch data and can change by region.

Who stars in The Neptune Factor?

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The main cast of The Neptune Factor (1973) includes Ben Gazzara, Walter Pidgeon, Ernest Borgnine, Yvette Mimieux and Donnelly Rhodes. The film was directed by Daniel Petrie. You can see the full cast and crew list, with character names, further up this page.

When was The Neptune Factor released?

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The Neptune Factor was released on June 26, 1973 and runs for 1h 38m.

Is The Neptune Factor worth watching?

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The Neptune Factor (1973) holds an average rating of 5.1 out of 10 from 56 viewer votes, and is a good pick if you enjoy action and science fiction films. Read the viewer reviews on this page to decide for yourself.

Is there a trailer for The Neptune Factor?

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Yes. The official The Neptune Factor trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.