The Breakthrough poster
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The Breakthrough

7.019751h 11mMovieTV MovieDramaScience Fiction

An adaptation of Daphne du Maurier's 1966 short story of the same title, broadcast as part of the BBC's "BBC2 Playhouse".

DirectorGraham Evans
WriterClive Exton
ProducerIrene Shubik

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The Breakthrough was released on January 8, 1975 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Graham Evans

SWSimon Ward
Simon Ward
Saunders
BM
Brewster Mason
Maclean
TEThomas Ellice
Thomas Ellice
Ken
CSClive Swift
Clive Swift
Robbie
ANAnthony Nicholls
Anthony Nicholls
Sir John Fowler
RBRoy Boyd
Roy Boyd
Jason
MTMaryann Turner
Maryann Turner
Mrs Jason
RM
Rosalind McCabe
Niki
JWJohn Westbrook
John Westbrook
Voice of Charon One

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More from Brewster Mason · Co-star actor

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More from Graham Evans · Director

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The Breakthrough — streaming FAQ

Which OTT platform streams The Breakthrough?

The Breakthrough isn't streaming anywhere in Canada yet.

Is The Breakthrough on Netflix?

No, The Breakthrough is not on Netflix in Canada as of October 2026.

Is The Breakthrough on Amazon Prime Video?

No, The Breakthrough isn't on Amazon Prime Video in Canada right now.

Where can I watch The Breakthrough for free?

The Breakthrough isn't streaming in Canada yet, so there's no way to watch it free at the moment.

What is the OTT release date for The Breakthrough?

The Breakthrough hasn't started streaming in Canada yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around February 26, 1975. This is a prediction, not a confirmed date.