Doctor Who: The Armageddon Factor poster
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Doctor Who: The Armageddon Factor

5.519792h 30mMovieActionAdventureDrama

The final segment of the Key to Time is at the heart of a devastating war between neighbouring planets Atrios and Zeos. The Fourth Doctor discovers that a sinister entity is manipulating events and the cost of obtaining the final segment may be more personal than he imagined.

DirectorMichael Hayes
WritersBob Baker·Dave Martin
ProducersGraham Williams·David Maloney

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Doctor Who: The Armageddon Factor was released on February 24, 1979 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Michael Hayes

TBTom Baker
Tom Baker
The Doctor
MTMary Tamm
Mary Tamm
Romana
JLJohn Leeson
John Leeson
K-9 (voice)
JWJohn Woodvine
John Woodvine
Marshal
LWLalla Ward
Lalla Ward
Princess Astra
DHDavyd Harries
Davyd Harries
Shapp
IS
Ian Saynor
Merak
IL
Ian Liston
'Hero'
SSSusan Skipper
Susan Skipper
'Heroine'
JCJohn Cannon
John Cannon
Guard
IA
Iain Armstrong
Technician
PGPat Gorman
Pat Gorman
Pilot

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Doctor Who: The Armageddon Factor — streaming FAQ

Which OTT platform streams Doctor Who: The Armageddon Factor?

Doctor Who: The Armageddon Factor isn't streaming anywhere in Australia yet.

Is Doctor Who: The Armageddon Factor on Netflix?

No, Doctor Who: The Armageddon Factor is not on Netflix in Australia as of September 2026.

Is Doctor Who: The Armageddon Factor on Amazon Prime Video?

No, Doctor Who: The Armageddon Factor isn't on Amazon Prime Video in Australia right now.

Where can I watch Doctor Who: The Armageddon Factor for free?

Doctor Who: The Armageddon Factor isn't streaming in Australia yet, so there's no way to watch it free at the moment.

What is the OTT release date for Doctor Who: The Armageddon Factor?

Doctor Who: The Armageddon Factor hasn't started streaming in Australia yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around April 14, 1979. This is a prediction, not a confirmed date.