Snowpiercer Canceled TNT Series Not Returning for Season 4

As the train approaches Melanie's retrieval point, Layton leads a furious attempt to try and pick her up but not without some sacrifices.

Wilford assumes control of Snowpiercer; those who are close with Layton grow anxious to learn their fates; Josie tests her newfound ability.

An engineering catastrophe forces Layton to make a difficult choice that might cost him everything.

Layton and Till investigate the murders. Wilford leads Miss Audrey down a dark path.

Mel arrives at the research station, where she makes some startling discoveries while struggling to survive and thinking back to the days before the Freeze.

Layton and Miss Audrey make a risky play for Big Alice, but Wilford has his own plans.

The Big Alice crew is granted shore leave on Snowpiercer; Layton and Wilford disagree.

Melanie embarks on her most dangerous mission yet, while Layton reckons with his personal choices.

An exchange is made between the two trains, but a far greater revelation might be just over the horizon.

Mr. Wilford has arrived. And as this new threat rattles Snowpiercer to its core, Melanie makes a move that can't be undone.

In the revolution's aftermath, Layton struggles to govern the shell-shocked survivors. Melanie finally makes peace with her demons, only to realize the biggest threat to their survival is right over her shoulder.

The rebel forces are on their heels when a dangerous foe joins them. A plan is hatched to take the train, but it may destroy them all.

Revolution has finally come, and Layton leads the lower classes forward in armed rebellion. Melanie's house of cards collapses and she's in danger of becoming the first casualty in the battle for control of Snowpiercer.

Melanie intensifies her search for Layton as he plots to weaponize her secret.

Hiding out with help from his allies, Layton lays track for revolution. Meanwhile, an engineering emergency threatens every soul on Snowpiercer, and Melanie is the only one who can save them.

Tension between Third Class and First Class comes to a head at the trial of the Snowpiercer killer.

A twist in the murder investigation brings Layton face to face with the murderer, and dangerously close to Melanie's secret.

Layton descends into Snowpiercer's black market with Till, searching for both the killer and a valuable commodity for his revolution. Melanie stages a prize fight to distract the passengers from mounting class tension.

Layton uses his new position as train detective to investigate the murder while gathering intel for the revolution on the side. Meanwhile, Melanie faces a resource crisis, with potentially drastic consequences for the entire train.

Snowpiercer, the Great Ark Train, has kept the last remnants of humanity alive for almost seven years. A rigid class system maintains order, with First Class holding power over workers, while a condemned Prison Class struggles to survive in the Tail. Now, a grisly murder is stoking class division, so Melanie Cavill, the powerful head of hospitality, deputizes a dangerous rebel to help solve the killing - Andre Layton, the world's only surviving homicide detective.