Jennifer Connelly

Nima heads for Snowpiercer; Layton and the Tailies fight their way uptrain when Ruth is captured; Nima tries to cut a deal and runs to the rocket control room to…

Alex sabotages the track switch computer and, with Layton’s help, escapes to town hall. Till gets the drop on Ace and uses his sniper rifle to save Layton and Alex…

Layton learns who was responsible for the experiments on Josie and Liana, before also finding out who froze the world; Big Alice approaches New Eden but can’t cross the booby-trapped…

Milius and his Animal Squad storm the train; Melanie realizes something is wrong and shuts the vault doors to the engine; when Ben’s life is threatened, Melanie surrenders the engine.

It all comes to a head as old adversaries clash, with New Eden hanging in the balance.

Reunited with old friends, the train throws a party. Alliances are tested as the truth is finally revealed.

Alex must finally deal with her parental figures as a track obstruction uncovers a painful past.

Hope is a powerful motivator. As things hit their darkest point, Layton hatches a plan.

Melanie fights for survival in treacherous conditions, vying to do what others before her could not.

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 arrives and threatens Snowpiercer, so Melanie makes a move that can’t be undone.

Stephen welcomes actress Jennifer Connelly, director Judd Apatow, plus a musical performance by The Internet.