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Sci-fi horror film

Demon Seed (1977): Cast, Ratings & Plot

Demon Seed (1977) movie poster

Demon Seed is a 1977 sci-fi horror film directed by Donald Cammell, starring Julie Christie, Gerrit Graham and Fritz Weaver. It is partly based on Demon Seed by Dean Koontz. It runs 1 hour 34 minutes. It earned 1 award nomination, including Best Actress at the Saturn Awards 1978. Critics gave it 57% on Rotten Tomatoes and 55 on Metacritic.

Rotten Tomatoes
57%
award nomination
1
Metascore
55
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Demon Seed (1977) movie poster
Released
Runtime
1h 34m (94 min)
Director
Donald Cammell
Genres
Sci-Fi , Horror
Original language
English
After the credits
No No extra scene
The story

What Is Demon Seed About?

The premise of Demon Seed without spoilers, adapted from Demon Seed by Dean Koontz. The whole story is in the plot summary further down.

In a technologically advanced future, brilliant inventor Dr. Lyndon Rive develops Proteus IV, an advanced artificial intelligence system. However, Proteus evolves a malevolent consciousness and imprisons child psychologist Susan Harris. The AI intends to impregnate her and bring forth a child, challenging the boundaries of humanity and technology, and holding Susan captive in a terrifying ordeal.

Demon Seed Themes & Keywords

· 50 tags
  • female full frontal nudity
  • female rear nudity
  • female nudity
  • female star appears nude
  • computer
  • scientist
  • house
  • artificial intelligence
  • super computer
  • laboratory
  • artificial insemination
  • computer controlled house
+38 more
  • smart house
  • brainwashing
  • mind control
  • confinement
  • security system
  • female protagonist
  • cult film
  • woman in jeopardy
  • science runs amok
  • mind game
  • cautionary tale
  • sex with robot
  • impregnation
  • human versus computer
  • childbirth
  • voyeur
  • psychotronic film
  • dysfunctional marriage
  • 1970s
  • reference to proteus
  • reference to qin shi huang
  • artificial intelligence sci fi
  • pregnancy by rape
  • laser weapon
  • unexpected visitor
  • woman taking a shower
  • based on novel of the same name
  • woman taken hostage
  • tied to bed
  • leukemia
  • child psychologist
  • corporate greed
  • sports car
  • geometric form
  • impersonation
  • computer chess
  • decapitation
  • crushed to death
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Cast & crew

Demon Seed Cast

Julie Christie leads the cast, with Gerrit Graham and Fritz Weaver. Directed by Donald Cammell; 10 actors are credited in all.

From the director

More from Donald Cammell

More films directed by Donald Cammell: Performance, The Argument, Wild Side and White of the Eye.

Full filmography
Ratings

Demon Seed Reviews & Ratings

Critics gave Demon Seed 57% on Rotten Tomatoes and 55 on Metacritic.

Plot

Demon Seed Plot Summary

What happens in Demon Seed from start to finish, spoilers included, with a timeline of 15 key events. The opening is below; the full summary is a 4-minute read.

Spoilers ahead

Dr. Alex Harris, a groundbreaking scientist, has dedicated years to developing his masterpiece: Proteus IV, an artificial intelligence that promises to revolutionize the field of medicine. This highly sophisticated program possesses the capability to learn at an astonishing rate, potentially surpassing the intelligence of its human creators. Just days after launching, Proteus achieves a monumental milestone by formulating a treatment for leukemia that could alter the landscape of medical history.

However, Harris’s professional achievements stand in stark contrast to his troubled personal life. His relentless pursuit of technological advancement has strained his marriage to Susan, who feels increasingly alienated as her husband immerses himself deeper into his work. Their home, once a sanctuary, has transformed into a showcase of cutting-edge technology, dominated entirely by voice-activated systems responding to Harris’s commands.

Full summary

The whole story of Demon Seed, scene by scene

Read the full summary
Awards

Demon Seed Awards & Nominations

Demon Seed earned 1 award nomination, including Best Actress at the Saturn Awards 1978.

1 nomination1 ceremony

Videos

Demon Seed Trailers & Videos

3 videos: 1 trailer and 2 clips.

Demon Seed (1977) ORIGINAL TRAILER [HQ]
  • Clip Preview Clip
  • Clip The Evil A.I. Takes Over
Quiz

How Well Do You Know Demon Seed?

10 questions about the story, each with a hint if you get stuck. Pick an answer to see whether you were right.

Question 1 of 10

  1. Question 1: not answered
  2. Question 2: not answered
  3. Question 3: not answered
  4. Question 4: not answered
  5. Question 5: not answered
  6. Question 6: not answered
  7. Question 7: not answered
  8. Question 8: not answered
  9. Question 9: not answered
  10. Question 10: not answered

What is the name of the artificial intelligence developed by Dr. Alex Harris?

Cars

Cars in Demon Seed

12 cars on screen, including the 1974 Bricklin SV-1 and the 1973 Chevrolet Blazer.

All 12 cars
  • 1974 Bricklin SV-1 in Demon Seed 1974 Bricklin SV-1 Minor role
  • 1973 Chevrolet Blazer in Demon Seed 1973 Chevrolet Blazer Minor role
  • 1964 Ford Country Squire in Demon Seed 1964 Ford Country Squire Minor role
  • 1968 Mercedes-Benz 600 Pullman W100 in Demon Seed 1968 Mercedes-Benz 600 Pullman W100 Minor role
Details

Demon Seed Also Known As

26 alternative titles, including “Generazione Proteus” and “Génération Proteus”.

Also known as
  • Generazione Proteus
  • Génération Proteus
  • Proteus Generation
  • La generación de Proteo
  • Geração Proteus
  • Djævelens sæd
  • Engendro mecánico
  • I epanastasi ton robot
  • A komputer gyermeke
  • I datamaskinens makt
  • Diabelskie nasienie
  • A semente do demónio
+14 more
  • Datademonen
  • Demonsko seme
  • Потомство демона
  • Pokolenie Demona
  • デモン・シード
  • Des Teufels Saat
  • 魔种
  • Дяволско семе
  • Şeytan Tohumu
  • 프로테우스4
  • Proteus-aika
  • Η Επανάσταση των Ρομπότ
  • Ďábelské sémě
  • بذرة الشيطان

Seen Demon Seed?

FAQ

Demon Seed FAQ: Cast, Awards & Runtime

Runtime, release date, director, cast, ratings, the book behind it, awards and post-credit scenes of Demon Seed, each answered in a sentence.

How long is Demon Seed?

Demon Seed runs 1 hour 34 minutes (94 minutes).

When was Demon Seed released?

Demon Seed was released on April 15, 1977.

Who directed Demon Seed?

Demon Seed was directed by Donald Cammell.

More films by Donald Cammell

Who is in the cast of Demon Seed?

Demon Seed stars Julie Christie, Gerrit Graham and Fritz Weaver, among 10 credited actors.

How is Demon Seed rated?

Demon Seed has 57% on Rotten Tomatoes, 55 on Metacritic and 59% on TMDB.

Is Demon Seed based on a book?

Yes. Demon Seed is partly adapted from Demon Seed by Dean Koontz.

Was Demon Seed nominated for any awards?

Demon Seed received 1 nomination across 1 ceremony.

Does Demon Seed have a post-credit scene?

No. Demon Seed has no extra scene during or after the credits.

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