

Demon Seed
“Julie Christie carries the "Demon Seed." Fear for her.”
A scientist creates Proteus, an organic supercomputer with artificial intelligence which becomes obsessed with human beings, and in particular the creator's wife.
Where to watch Demon Seed in United States
Click a service to open Demon Seed there. Availability last verified on June 20, 2026.
Where is Demon Seed streaming around the world?
| Country | Streaming on | Rent / Buy |
|---|---|---|
| United States | fuboTV, Chilling, Fawesome, The Roku Channel | Amazon Video, Apple TV Store |
| India | Plex | — |
| United Kingdom | Tubi TV, Plex, Pluto TV | Apple TV Store, Amazon Video, Sky Store |
| Canada | Tubi TV, Plex | Apple TV Store, Amazon Video |
| Australia | Tubi TV, Plex | — |
| Germany | Plex | Amazon Video |
| France | Shadowz, Molotov TV, Shadowz Amazon Channel, Plex | Apple TV Store, Amazon Video |
| Spain | Filmin, Plex | Amazon Video |
| Brazil | Plex | — |
| Japan | Plex | Amazon Video, Apple TV Store, FOD |
About Demon Seed
Demon Seed is a 1977 English-language horror and science fiction film directed by Donald Cammell. The cast is led by Julie Christie, Fritz Weaver, Gerrit Graham. It has a runtime of 1h 34m. Viewers rate it 5.9/10 across 300 ratings. In United States, it is currently streaming on fuboTV, Chilling, Fawesome.
Demon Seed was produced by Metro-Goldwyn-Mayer and made in United States of America. It was released on April 7, 1977, and carries a R certification.
- Director
- Donald Cammell
- Writers
- Robert Jaffe, Roger O. Hirson
- Release date
- April 7, 1977
- Original language
- English
- Age rating
- R
- Status
- Released
- Country
- United States of America
- Production
- Metro-Goldwyn-Mayer
Demon Seed cast & crew
Demon Seed was directed by Donald Cammell and written by Robert Jaffe and Roger O. Hirson.
The cast features Julie Christie as Susan Harris, Fritz Weaver as Alex Harris, Gerrit Graham as Walter Gabler, Berry Kroeger as Petrosian, Lisa Lu as Soong Yen, and Larry J. Blake as Cameron.
Behind the camera, the score was composed by Jerry Fielding, cinematography is by Bill Butler, and it was produced by Herb Jaffe.
Is Demon Seed worth watching?
Demon Seed holds an audience score of 5.9/10 from 266 ratings, a more divisive horror films.
At 1h 34m, it's an easy, time-light watch.
If you enjoy horror and science fiction, Demon Seed is worth a place on your watchlist.
How and where to watch Demon Seed
In United States, you can stream Demon Seed on fuboTV, Chilling, Fawesome, The Roku Channel, and Plex, or rent and buy it on Amazon Video and Apple TV Store. Click any service above to open it directly.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
Rate & review
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Cast of Demon Seed

Julie Christie
Susan Harris

Fritz Weaver
Alex Harris

Gerrit Graham
Walter Gabler

Berry Kroeger
Petrosian

Lisa Lu
Soong Yen

Larry J. Blake
Cameron
John O'Leary
Royce

Alfred Dennis
Mokri

Davis Roberts
Warner

Patricia Wilson
Mrs. Talbert
Dana Laurita
Amy

Michelle Stacy
Marlene
Demon Seed — FAQs
▸Where can I watch Demon Seed in United States?
Demon Seed is streaming on fuboTV, Chilling, Fawesome, The Roku Channel in United States.
▸Is Demon Seed on fuboTV?
Yes — Demon Seed is currently available on fuboTV in United States.
▸What language is Demon Seed in?
Demon Seed is originally in English. Subtitle and dub options vary by streaming service.
▸How long is Demon Seed?
Demon Seed runs 1 hours 34 minutes (94 minutes).
▸What is Demon Seed rated?
Demon Seed is rated R. It holds a 5.9/10 audience score from 266 ratings.











