Skip to content
Streambay
12 Monkeys Season 3 poster
Complete 12 Monkeys

12 Monkeys Season 3 Episode release dates & where to watch

Premiered

Friday, May 19, 2017

Ended: Sunday, May 21, 2017

When does 12 Monkeys Season 3 come out?

12 Monkeys Season 3 premiered Friday, May 19, 2017 on Syfy and ended Sunday, May 21, 2017. The season has 10 episodes.

With the identity of the Witness - the engineer of the reality ending Army of the 12 Monkeys - now known, Cole and his allies must travel through different eras in history to stop him.

Last updated

12 Monkeys Season 3 release schedule

12 Monkeys Season 3 episode release dates
Episode Release date

1. Mother

In the apocalypse of 2163, a desperate Cole searches for Titan. Meanwhile, a captive Railly is faced with an impossible choice as the 12 Monkeys await the arrival of The Witness.

Friday · 9 years ago

2. Guardians

While searching for Jennifer Goines in post-WWI France, Cole and Jones encounter a dangerous group of time- travelers - the Guardians.

Friday · 9 years ago

3. Enemy

Bonds of trust are tested when Ramse returns to the facility with an old enemy held captive. How far will Cole and Jones go for the answers they need?

Friday · 9 years ago

4. Brothers

Ramse and Cole splinter to 2007 expecting either a trap - or a final chance to kill The Witness. But when Cole discovers a heartbreaking truth, he’ll discover that the mission was both.

Friday · 9 years ago

5. Causality

Out of time and in need of answers, Jennifer and Deacon are sent to 1989 to steal the a sacred document. Can Railly and Cole get to the Word first before it reveals the one secret they want kept?

Saturday · 9 years ago

6. Nature

In 1953, Cole and Railly reunite with Agent Gale at the birth of the Army of the 12 Monkeys.

Saturday · 9 years ago

7. Nurture

Cole and Railly find themselves at opposite ends of an unspeakable decision. Jones grows suspicious while Railly turns to an emotional ally for advice. All hell breaks loose during a massive fire-fight.

Saturday · 9 years ago

8. Masks

Former friends, now enemies, race to find the Witness in 1904, who, at last, reveals his face.

Sunday · 9 years ago

9. Thief

The reason why the Witness wants to destroy time and all reality is revealed.

Sunday · 9 years ago

10. Witness Finale

The final battle with the Witness begins.

Sunday · 9 years ago

12 Monkeys Season 3 guest stars

  • Kirk Acevedo

    Kirk Acevedo

    José Ramse

  • Chantria Tram

    Chantria Tram

    Auction Clerk

  • Mishka Thébaud

    Mishka Thébaud

    Sam Adult

  • Dominique Provost-Chalkley

    Dominique Provost-Chalkley

    Arianna

  • Olga Plojhar Bursíková

    Olga Plojhar Bursíková

    Woman 3

  • Claire Cooper

    Claire Cooper

    Eliza

  • Sierra Wooldridge

    Sierra Wooldridge

    Lucinda

  • Anthony J. Mifsud

    Anthony J. Mifsud

    Mr. Hockley

  • Patrick Garrow

    Patrick Garrow

    Matthew Cole

  • James Callis

    James Callis

    Athan Cole

  • Željko Ivanek

    Željko Ivanek

    Leland Goines

  • Scottie Thompson

    Scottie Thompson

    Vivian Rutledge

  • Emily Klassen

    Chosen Woman

  • MacKenzie Boyd-Garrison

    MacKenzie Boyd-Garrison

    Hooker Type

  • Jackie Geary

    Jackie Geary

    Mona

  • Rosemay Lefebvre

    Rosemay Lefebvre

    Baby Jennifer

12 Monkeys Season 3 FAQ

When does 12 Monkeys Season 3 come out?

12 Monkeys Season 3 premiered Friday, May 19, 2017 on Syfy.

How many episodes are in 12 Monkeys Season 3?

12 Monkeys Season 3 has 10 episodes.

Are new episodes of 12 Monkeys Season 3 released weekly?

New episodes are released daily.

When is the 12 Monkeys Season 3 finale?

The 12 Monkeys Season 3 finale (Episode 10) aired Sunday, May 21, 2017.

How do I get notified when new 12 Monkeys Season 3 episodes are released?

Download the Streambay app and follow 12 Monkeys. You'll get a push notification the moment each new episode is out.

Never miss 12 Monkeys Season 3.

Download Streambay and follow 12 Monkeys. We’ll notify you the moment Season 3 is released, and as each new episode comes out. It’s free, with no sign-up and no personal information required.

Coming soon to App Store Get it on Google Play