

4.945 minSeason 2 • Episode 8
LatestA procedure puts Halan face-to-face with Aleph. Harmony protects the beacon by any means necessary.
Aster Calyx and Halan Kai Nielsen are inextricably drawn to Beacon 23. Navigating one threat after another, they unravel the beacon’s mysteries, just in time to face their most powerful enemy.
Production
Beacon design feels lived-in and oppressively intimate.
Acting
Stephan James carries crushing weight with minimal dialogue.
Writing
Zak Penn's puzzle-box structure rewards patient viewers.
Trivia, insights & behind the scenes
Based on Hugh Howey's novella, same author as Silo—explaining the isolated-structure obsession.
The canceled second season ends on a brutal cliffhanger; fans still petition MGM for closure.