Season 3
2026 · 10 episodes · 9h 3m in all · 7.2/10
Season three reveals an origin story set centuries earlier, while continuing the saga of a dystopian society of 10,000 people living underground under mysterious circumstances. In the present, Juliette Nichols survives her forced "cleaning" but returns with memory loss as the silo recovers from rebellion and faces a dangerous new threat. Meanwhile, in the "Before Times," journalist Helen Drew and Congressman Daniel Keene uncover a conspiracy that pulls them into a chain of events with catastrophic, irreversible consequences.

Episodes

1. Who Are You?
2 Jul 2026 · 52 min · 7.0/10
New mayor Juliette can't remember anything from her time outside—or her past.

2. It's All Good
9 Jul 2026 · 52 min · 6.7/10
Billings investigates a disappearance. Daniel Keene has a run-in with a reporter.

3. A Dark Web
16 Jul 2026 · 49 min · 6.6/10
Juliette takes control of her recovery process. Helen suffers consequences of her investigation.

4. Whatever You Do, Don't Go Home
23 Jul 2026 · 48 min · 6.9/10
The race to evade Camille leads Juliette to a shocking discovery. Daniel seeks help from a friend.

5. Memory
30 Jul 2026 · 53 min · 7.1/10
The events following Juliette's return come to light—and unexpected allies are made.

6. The Drive
6 Aug 2026 · 55 min · 6.7/10
Billings and Hank stumble on a new mystery. Daniel and Helen receive a surprising proposition.

7. Radio
13 Aug 2026 · 55 min · 7.2/10
Juliette sends Lukas and Kennedy on a mission, as a desperate Camille threatens Robert to tell the truth.

8. Gray Goo
20 Aug 2026 · 56 min · 7.4/10
Knox's father Gus comes clean about a secret. Charlotte makes a life-changing decision.

9. Farewell
27 Aug 2026 · 62 min · 8.2/10
The entire silo is stunned by an announcement from Camille. Daniel and Helen attend a special event.

10. Troy
3 Sept 2026 · 61 min · 8.6/10
A leader wakes to a new world.
Silo Season 3: quick answers
How many episodes are in Silo Season 3?
Season 3 of Silo has 10 episodes, about 9 hours in total.
When did Silo Season 3 come out?
Season 3 premiered on 2 Jul 2026.
What is the best episode of Silo Season 3?
By viewer score, episode 10, “Troy”, at 8.6/10.