Where to watch The Principle in the UK
The Principle (2014) is streaming in the UK on Apple TV Store, Amazon Video, Tubi TV, Plex and Filmzie.
Checked 9 November 2026. Streaming with a subscription or for free only; we don't list rentals or purchases.
- Type
- Film
- Year
- 2014
- Genre
- Documentary
- Running time
- 1h 30m
- Original language
- English
- Director
- Katheryne Thomas
- Starring
- Kate Mulgrew, Michio Kaku, Lawrence Krauss, Charissa Saverio and Julian Barbour