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Silo

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S4 E1

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About Silo

Silo is a sci-fi & fantasy and drama TV series that premiered on Apple TV on May 4, 2023. It has 4 seasons and 31 episodes so far and is still airing new episodes. The latest episode, Season 3 Episode 10 "Troy", aired on September 3, 2026. The next episode, Season 4 Episode 1, airs on Thursday, July 8, 2027.

In a ruined and toxic future, thousands live in a giant silo deep underground. After its sheriff breaks a cardinal rule and residents die mysteriously, engineer Juliette starts to uncover shocking secrets and the truth about the silo.

  • Sci-Fi & Fantasy
  • Drama

Last updated

Episodes

31 episodes · 4 seasons

Silo Season 5 hasn’t been dated yet. See what we know. Release date →

Season 1

2023 · 10 episodes · Last episode: 3 years ago

In a bleak dystopian future, humanity clings to survival deep underground within the confines of a colossal silo. Juliette, an engineer tasked with unraveling the mystery behind the death of a colleague, uncovers startling secrets that threaten the very fabric of their enclosed world.

Silo Season 1 release dates →
  1. Silo S1 E10 still E10

    10. Outside

    Finale

    Juliette's fate seems sealed when certain truths finally come to light.

  2. Silo S1 E9 still E9

    9. The Getaway

    Racked with guilt, Billings sets off on a personal mission, only to discover a mind-blowing clue from Juliette.

  3. Silo S1 E8 still E8

    8. Hanna

    New information causes Juliette to see her family's past differently—and she finally gains access to the silo's biggest secrets.

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    7. The Flamekeepers

    Bernard seeks Juliette's cooperation as he grows increasingly concerned about the silo's security. Juliette asks her father for a favor.

  5. Silo S1 E6 still E6

    6. The Relic

    During her investigation, Juliette uncovers disturbing secrets about someone she thought she knew.

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    5. The Janitor's Boy

    Sims appoints Billings as chief deputy to keep tabs on Juliette, whose efforts to solve two murders lead to a showdown.

  7. Silo S1 E4 still E4

    4. Truth

    Juliette tries gaining the trust of Deputy Marnes as they work to uncover the truth about recent tragedies.

  8. Silo S1 E3 still E3

    3. Machines

    In her hunt for a new sheriff, Mayor Jahns clashes with Bernard. Juliette strikes a deal to keep the generator running.

  9. Silo S1 E2 still E2

    2. Holston's Pick

    Juliette, an engineer, pieces together what might have led to a co-worker's mysterious death.

  10. Silo S1 E1 still E1

    1. Freedom Day

    Sheriff Becker's plans for the future are thrown off course after his wife meets a hacker with information about the silo.

Season 2

2024 · 10 episodes · Last episode: 1 year ago

Stranded outside her silo with a failing suit, Juliette Nichols races against time, stunned to find another silo nearby that could be her only hope for survival. Meanwhile, unrest brews inside her original silo as Bernard Holland rallies citizens to maintain order amid rising questions about their world. As Juliette faces unexpected dangers near the new silo, hidden truths about the silos’ origins and the world beyond begin to surface, deepening the mystery.

Silo Season 2 release dates →
  1. Silo S2 E10 still E10

    10. Into the Fire

    Finale

    The rebels make their move—and so does Juliette.

  2. Silo S2 E9 still E9

    9. The Safeguard

    Billings' faith is shaken. Lukas heads to the down deep. Knox identifies the traitor. Juliette uncovers the truth about Solo's past.

  3. Silo S2 E8 still E8

    8. The Book of Quinn

    Juliette discovers something's happened to Solo. Bernard makes an offer to Walker. Lukas meets with Salvador Quinn's descendants.

  4. Silo S2 E7 still E7

    7. The Dive

    Lukas is assigned a mission. Mechanical sends a powerful message. Juliette embarks on a perilous descent—and confronts a new danger.

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    6. Barricades

    Bernard enacts a plan to root out Knox, Shirley, and Walker. Billings takes a stand. Solo saves Juliette's life and wants something in return.

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    5. Descent

    Sims finds himself with a new position. Juliette learns Solo isn't being honest. Bernard and Lukas make an important discovery.

  7. Silo S2 E4 still E4

    4. The Harmonium

    Juliette sets out on a dangerous quest to retrieve a suit so she can return home and save her silo. Mechanical plans a meeting with Judge Meadows.

  8. Silo S2 E3 still E3

    3. Solo

    Bernard turns to Judge Meadows for help. Billings begins to wonder if he's being lied to. Juliette finally meets the man in the vault.

  9. Silo S2 E2 still E2

    2. Order

    In Silo 18, shock and unrest take hold in the wake of Juliette doing what no one's done before.

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    1. The Engineer

    Juliette finds sanctuary in a silo long ago destroyed by war, thinking she's alone.

Season 3

2026 · 10 episodes · Last episode: 2 months ago

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.

Silo Season 3 release dates →
  1. Silo S3 E10 still E10

    10. Troy

    Finale

    A leader wakes to a new world.

  2. Silo S3 E9 still E9

    9. Farewell

    The entire silo is stunned by an announcement from Camille. Daniel and Helen attend a special event.

  3. Silo S3 E8 still E8

    8. Gray Goo

    Knox's father Gus comes clean about a secret. Charlotte makes a life-changing decision.

  4. Silo S3 E7 still E7

    7. Radio

    Juliette sends Lukas and Kennedy on a mission, as a desperate Camille threatens Robert to tell the truth.

  5. Silo S3 E6 still E6

    6. The Drive

    Billings and Hank stumble on a new mystery. Daniel and Helen receive a surprising proposition.

  6. Silo S3 E5 still E5

    5. Memory

    The events following Juliette's return come to light—and unexpected allies are made.

  7. Silo S3 E4 still E4

    4. Whatever You Do, Don't Go Home

    The race to evade Camille leads Juliette to a shocking discovery. Daniel seeks help from a friend.

  8. Silo S3 E3 still E3

    3. A Dark Web

    Juliette takes control of her recovery process. Helen suffers consequences of her investigation.

  9. Silo S3 E2 still E2

    2. It's All Good

    Billings investigates a disappearance. Daniel Keene has a run-in with a reporter.

  10. Silo S3 E1 still E1

    1. Who Are You?

    New mayor Juliette can't remember anything from her time outside—or her past.

Season 4

2027 · 1 episode

Silo Season 4 release dates →

Cast & crew

Created by Graham Yost

  • Ashley Zukerman

    Ashley Zukerman

    Daniel Keene

  • Shane McRae

    Shane McRae

    Knox

  • Remmie Milner

    Remmie Milner

    Shirley Campbell

  • Ferdinand Kingsley

    Ferdinand Kingsley

    George Wilkins

  • Alexandria Riley

    Alexandria Riley

    Camille Sims

  • Iain Glen

    Iain Glen

    Dr. Pete Nichols

  • Billy Postlethwaite

    Billy Postlethwaite

    Hank Murphy

  • Clare Perkins

    Clare Perkins

    Carla McLain

  • Harriet Walter

    Harriet Walter

    Martha Walker

  • Steve Zahn

    Steve Zahn

    Solo

  • Avi Nash

    Avi Nash

    Lukas Kyle

  • Rick Gomez

    Rick Gomez

    Patrick Kennedy

  • Will Patton

    Will Patton

    Deputy Sam Marnes

  • Matt Gomez Hidaka

    Matt Gomez Hidaka

    Cooper

  • Olatunji Ayofe

    Olatunji Ayofe

    Teddy

  • Helene Maksoud

    Helene Maksoud

    Nurse Alice

Silo FAQ

When is the next episode of Silo?

The next episode of Silo, Season 4 Episode 1, airs on Thursday, July 8, 2027. Get the Streambay app to be notified the moment it's out.

When did the latest episode of Silo come out?

The most recent episode of Silo, Season 3 Episode 10 "Troy", aired on September 3, 2026.

How many seasons of Silo are there?

Silo has 4 seasons with 31 episodes in total.

When did Silo first air?

Silo first aired on Apple TV on May 4, 2023.

How do I get notified when new episodes of Silo are released?

Download the Streambay app, follow Silo, and you'll get a push notification the moment each new episode is released.

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