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The Case of the Ancient Astronauts

197750mMovieDocumentary

Horizon investigates whether first contact with aliens has already occurred. The publication of 'Chariots of the Gods?' by Erich von Daniken is central to this documentary and some of von Daniken's claims of evidence of extra-terrestrial visitations.

WriterGraham Massey

ProducersGraham Massey·John Angier

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The Case of the Ancient Astronauts was released on November 25, 1977 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast

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The Case of the Ancient Astronauts — streaming FAQ

Which OTT platform streams The Case of the Ancient Astronauts?

The Case of the Ancient Astronauts isn't streaming anywhere in United States yet.

Is The Case of the Ancient Astronauts on Netflix?

No, The Case of the Ancient Astronauts is not on Netflix in United States as of September 2026.

Is The Case of the Ancient Astronauts on Amazon Prime Video?

No, The Case of the Ancient Astronauts isn't on Amazon Prime Video in United States right now.

Where can I watch The Case of the Ancient Astronauts for free?

The Case of the Ancient Astronauts isn't streaming in United States yet, so there's no way to watch it free at the moment.

What is the OTT release date for The Case of the Ancient Astronauts?

The Case of the Ancient Astronauts hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around January 13, 1978. This is a prediction, not a confirmed date.