SCIENCE FICTION . 1977 . 1h 29m . 3.6/10

Cosmos: War of the Planets_

"The ultimate battle... for survival!"

A strange signal arrives on the Earth disturbing all communications, while an UFO appears above the Antarctic sea. Captain Alex Hamilton is sent with his spaceship and crew to the space outside the Solar System to find the origin of that signal. They reach an unknown planet where a giant robot enslaved a whole population of humanoids by taking their psychic energies.

Starring John Richardson, Yanti Somer, West Buchanan
3.6/10
Rating
1h 29m
Runtime
1977
Year
Updated Feb 16, 2026
Cosmos: War of the Planets poster
The ultimate battle... for survival!

A strange signal arrives on the Earth disturbing all communications, while an UFO appears above the Antarctic sea. Captain Alex Hamilton is sent with his spaceship and crew to the space outside the Solar System to find the origin of that signal. They reach an unknown planet where a giant robot enslaved a whole population of humanoids by taking their psychic energies.

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DROPTHE_ GOSSIP

Cast
John Richardson stars as Captain Alex Hamilton in Cosmos: War of the Planets.
John Richardson →
Year context
Cosmos: War of the Planets was released 49 years ago in 1977.
Overview
A strange signal arrives on the Earth disturbing all communications, while an UFO appears above the Antarctic sea. Captain Alex Hamilton is sent with his spa...
Cosmos: War of the Planets is a Science Fiction, Adventure film with a runtime of 1h 29m.

CAST (15)

John Richardson
John Richardson
Captain Alex Hamilton
Yanti Somer
Yanti Somer
Meela
West Buchanan
West Buchanan
Richard
Katia Christine
Katia Christine
Greta
Vassili Karis
Vassili Karis
Peter Segura
EK
Eleonora King
Oko
Percy Hogan
Percy Hogan
Max
Giuseppe Fortis
Giuseppe Fortis
Marseille
RC
Romeo Costantini
Commander Armstrong
Charles Borromel
Charles Borromel
McIntosh
Massimo Bonetti
Massimo Bonetti
Member of Hamilton's team
Malisa Longo
Malisa Longo
Halla
Aldo Canti
Aldo Canti
Etor
Ryan Paris
Ryan Paris
Colonel Altman
Daniele Dublino
Daniele Dublino
Jack

DETAILS

Release
Status
Released
Runtime
89 min (1h 29m)
Country
Rating
3.6/10 (26 votes)

FREQUENTLY ASKED QUESTIONS

What is Cosmos: War of the Planets about?
A strange signal arrives on the Earth disturbing all communications, while an UFO appears above the Antarctic sea. Captain Alex Hamilton is sent with his spaceship and crew to the space outside the Solar System to find the origin of that signal. They reach an unknown planet where a giant robot enslaved a whole population of humanoids by taking their psychic energies.
How long is Cosmos: War of the Planets?
Cosmos: War of the Planets has a runtime of 89 minutes (1h 29m).
Who stars in Cosmos: War of the Planets?
The cast of Cosmos: War of the Planets includes John Richardson, Yanti Somer, West Buchanan, Katia Christine, Vassili Karis.
What is the rating of Cosmos: War of the Planets?
Cosmos: War of the Planets has a rating of 3.6 out of 10 based on 26 votes on TMDB.

GENRES (2)

Science Fiction Adventure
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