Doctor Who: The Armageddon Factor (1979): cast, story & where to watch
1979 · Film · ★ 4

Released in 1979, Doctor Who: The Armageddon Factor is an action, drama, adventure and science fiction film directed by Michael Hayes, running about 150 minutes.
What it’s about. 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.
Who’s in it. Doctor Who: The Armageddon Factor stars Tom Baker as The Doctor, Mary Tamm as Romana, John Leeson as K-9 (voice) and John Woodvine as Marshal, among others.
How it landed. With an audience score of 4.0/10, Doctor Who: The Armageddon Factor has proved divisive with audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Doctor Who: The Armageddon Factor page.
If you liked it. Fans of Doctor Who: The Armageddon Factor tend to enjoy The Dark Knight, The Lord of the Rings: The Return of the King, Inception and The Lord of the Rings: The Fellowship of the Ring.
Frequently asked
- Where can I watch Doctor Who: The Armageddon Factor (1979)?
- Streaming, rental and purchase options for Doctor Who: The Armageddon Factor change frequently. Check our where-to-watch page for the latest availability in your country.
- Is Doctor Who: The Armageddon Factor worth watching?
- Doctor Who: The Armageddon Factor holds an audience score of 4.0 out of 10, and is a strong pick if you enjoy action, drama, adventure and science fiction. Reactions are mixed, so it may depend on taste.
- Who stars in Doctor Who: The Armageddon Factor?
- Doctor Who: The Armageddon Factor stars Tom Baker, Mary Tamm, John Leeson, John Woodvine and Lalla Ward.
- When was Doctor Who: The Armageddon Factor released?
- Doctor Who: The Armageddon Factor was released in 1979, with a runtime of about 150 minutes.
