The Best Episodes of The 100 Season 4

It's a race against the end of the world as Praimfaya arrives forcing our heroes to make impossible decisions to ensure their survival.

Director: Dean White

Writer: Jason Rothenberg

Jaha and Kane disagree over how to handle their grim reality. Meanwhile, Clarke leads a group to save a friend.

Director: Alex Kalymnios

Writer: Aaron Ginsburg, Wade McIntyre

Jaha leads Clarke and Bellamy down a road to possible salvation while tensions rise in Arkadia and Polis.

Director: P.J. Pesce

Writer: Heidi Cole McAdams

Clarke makes a desperate plea with a former allied force in an attempt to avoid a war and ensure the survival of her people.

Director: John F. Showalter

Writer: Morgan Gendel

Clarke and Roan are forced to work together when they are tasked to deliver a dangerous but crucial asset to Abby through enemy territories.

Director: Dean White

Writer: Charmaine DeGraté

Clarke's arrival on the island quickly takes a turn for the worse. Meanwhile, Bellamy tries to avoid further tragedy in Arkadia.

Director: Tim Scanlan

Writer: Terri Hughes, Ron Milbauer

Continued struggles with leadership and trust in Arkadia and Polis take violent turns while Abby leads a team to a distant location hoping to find answers.

Director: Ian Samoil

Writer: Kim Shumway

After a disappointing discovery, Clarke and Abby question how far they're willing to go. Meanwhile, Jaha finds a lead to the mysterious Second Dawn.

Director: Omar Madha

Writer: Lauren Muir

The burden of leading weighs heavily upon Clarke and Bellamy when different challenges force them to determine who will live and die.

Director: Ed Fraiman

Writer: Justine Juel Gillmer

Octavia fights in the final battle for her people's survival, but not everyone is willing to play fair.

Director: Dean White

Writer: Aaron Ginsburg, Wade McIntyre

Clarke faces the consequences of her fateful choice.

Director: Henry Ian Cusick

Writer: Julie Benson, Shawna Benson

Jasper and Bellamy go on a quest. Meanwhile, Clarke struggles to keep the peace after word of Jaha's discovery spreads.

Director: Mairzee Almas

Writer: Miranda Kwok

Clarke and her friends struggle with how to proceed after the fate of the world is revealed.

Director: Dean White

Writer: Jason Rothenberg