Fetching data…
What should I watch tonight?
Pick a mood and get three: the masterpiece, what's trending and a recent hit.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Free, legal streaming. These services show ads.
Availability by JustWatch · All options on TMDB
Michael MosleySelf
Paul VaughanNarrator (voice)
Alice RobertsSelf - Presenter
Hannah FrySelf - Presenter
Richard FeynmanSelf
Brian CoxPresenter
Giles YeoPresenter
Xand van TullekenSelf - Presenter
David Attenborough
Steven MackintoshNarrator
Kevin FongPresenter
Michio Kaku
Kelly HunterHerself - Narrator
Helen McCroryNarrator| Platform | Score | Points |
|---|---|---|
| IMDb1,220 votes | 8.5 | 10 pts |
| Rotten Tomatoes | not available | skipped |
Scores from IMDb. Updated weekly.
Our PickOur PickHorizon (1964) has a Lantern Score of 8.7, from IMDb 8.5. Watch it free with ads in the US on PBS.