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The Unknown

7.0196448mMovieTV MovieHorrorThriller

After two women poison the blackmailer who has been tormenting them, they wind up at the house of a blind man whose eccentric guest believes he has built a working time machine. Soon, the blackmailer is back to torment them all.

DirectorGerd Oswald
WriterJoseph Stefano
ProducerJoseph Stefano

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The Unknown was released on May 4, 1964 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Gerd Oswald

VMVera Miles
Vera Miles
Kassia Paine
BRBarbara Rush
Barbara Rush
Leonora Edmond
DMDavid McCallum
David McCallum
Tone Hobart
CHCedric Hardwicke
Cedric Hardwicke
Colas
SMScott Marlowe
Scott Marlowe
André Pavan

More from Vera Miles · Lead actress

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More from Barbara Rush · Co-star actress

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More from Gerd Oswald · Director

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The Unknown — streaming FAQ

Which OTT platform streams The Unknown?

The Unknown isn't streaming anywhere in United States yet.

Is The Unknown on Netflix?

No, The Unknown is not on Netflix in United States as of September 2026.

Is The Unknown on Amazon Prime Video?

No, The Unknown isn't on Amazon Prime Video in United States right now.

Where can I watch The Unknown for free?

The Unknown 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 Unknown?

The Unknown 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 June 22, 1964. This is a prediction, not a confirmed date.