Where to start
Legion
3 versions · originally a film, 2010
Each iteration of Legion explores the harrowing intersection of divine forces, supernatural possession, and the fragile boundaries of human sanity.
✦ Most fans start here
Legion (2010)

The original movie
✦ Start hereLegion
Scott Stewart · Film · 2010
Legion (2010) delivers a high-stakes supernatural thriller centered on a desert siege. It is the definitive choice for viewers seeking apocalyptic action and grand, cinematic battles between angels and humanity.

1990 film
The Exorcist III
William Peter Blatty · Film · 1990
The Exorcist III (1990) shifts the focus to a dark, investigative horror procedural. This version is best for those who prefer cerebral, gritty explorations of religious trauma and gruesome, mysterious crimes.

2017 series
Legion
Noah Hawley · Series · 2017
Legion (2017) provides a complex, psychological deep dive into the fractured consciousness of David Haller. It is essential for audiences who value surreal, character-driven storytelling over traditional action-based supernatural narratives.
Common questions
Is the 2017 TV series Legion related to the 2010 movie Legion?
No, the 2017 TV series Legion is not related to the 2010 movie Legion. They are separate projects with different creative teams and narratives, despite sharing a title.
Is the 1990 movie The Exorcist III connected to the 2010 movie Legion?
No, the 1990 movie The Exorcist III is not connected to the 2010 movie Legion. While the 1990 film was originally titled Legion during production, it remains a distinct entry in the Exorcist franchise.
What order should I watch the 2010 movie Legion and the 2017 TV series Legion?
There is no required viewing order for the 2010 movie Legion and the 2017 TV series Legion. Because the two projects share no narrative connection or continuity, they can be consumed in any order.
How long is the 2010 movie Legion?
The 2010 movie Legion has a runtime of approximately 100 minutes. It is a standalone feature film focused on a group of strangers trapped in a diner during a biblical apocalypse.