Alien Terror poster
Where to stream

Alien Terror

3.619711h 30mMovieHorrorScience Fiction

Near the end of the 19th century, Prof. John Mayer and his assistant, the scientist Dr. Isabel Reed, accidentally invent a powerful ray. An alien travels to Earth to destroy the machine since it would be a threat to the universe. He…

DirectorsJack Hill·José Luis González de León
WritersJuan Ibáñez·Luis Enrique Vergara
ProducerLuis Enrique Vergara

Where to watch

Not available in United Kingdom
Streaming in 1 other country

Alien Terror isn't on any streaming service in United Kingdom right now, but it's available in United States. Streaming rights are licensed per country.

Cast · Directed by Jack Hill

BKBoris Karloff
Boris Karloff
Prof. John Mayer
EGEnrique Guzmán
Enrique Guzmán
Dr. Paul Rosten
CLChrista Linder
Christa Linder
Laura
MMMaura Monti
Maura Monti
Dr. Isabel Reed
YBYerye Beirute
Yerye Beirute
Thomas
TV
Tere Valez
Nancy
GM
Griselda Mejía
Prostitute
SK
Sergio Kleiner
Alien
MF
Mariela Flores
Deaf-mute victim
TNTito Novaro
Tito Novaro
Gen. Nord
SV
Sergio Virel
Villager
NLNathanael León
Nathanael León
Villager

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Alien Terror — streaming FAQ

Which OTT platform streams Alien Terror?

Alien Terror isn't on any streaming service in United Kingdom yet, but it's available in United States. Streaming rights differ by country — switch your country in the header to see where.

Is Alien Terror on Netflix?

No, Alien Terror is not on Netflix in United Kingdom as of August 2026.

Is Alien Terror on Amazon Prime Video?

No, Alien Terror isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch Alien Terror for free?

Alien Terror isn't streaming in United Kingdom yet, so there's no way to watch it free at the moment.

What is the OTT release date for Alien Terror?

Alien Terror hasn't started streaming in United Kingdom yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around May 20, 1971. This is a prediction, not a confirmed date.