13 episodes

Set 97 years after a nuclear war has destroyed civilization, when a spaceship housing humanity's lone survivors sends 100 juvenile delinquents back to Earth in hopes of possibly re-populating the planet.

16 episodes

The second season picks up with the group still scattered and desperate to be reunited. As members of The 100 and new arrivals from the Ark stake out their place in a dangerous and beautiful new world, they are confronted with the physical peril and moral dilemmas that come with reforging a society.

16 episodes

Reunited with the survivors of the space-station Ark that fell to Earth, Clarke Griffin and her band of juvenile delinquents have faced death at every turn. Though Clarke was alternately challenged, supported and betrayed by her own people and alliances with the Grounders, they could always find common ground in survival. But victory came with a terrible price.

13 episodes

The fight to survive has torn The 100 apart, turned them against each other, and taken the lives of their closest friends. Last season, our heroes found themselves at the epicenter of both the Grounder world and the struggle for Arkadia’s soul. Despite their best efforts, war appeared unavoidable, until a new, even more dangerous threat – one that had been quietly rising all along – exploded to the surface: ALIE, the A.

13 episodes

More than six years have passed since Praimfaya has ravaged the planet and killed most of the human race. As Clarke waits to hear from the group on the Ark, or in the bunker, a prison ship drops from the sky. Are they friend or foe? And what do they want?.

13 episodes

After 125 years in cryosleep, traveling through the stars, our heroes woke up to a new home, a final gift from dearly-departed friends. A place where they can try again. They’re given one simple task: do better.

16 episodes

After arriving on a new planet, our heroes found a place where they hoped to try again. Clarke and Bellamy led a group down to this mysterious world to start anew, but not everything on Sanctum was as perfect as it seemed. Despite their determination to do better, threats both seen and unseen once again forced them to fight for their lives and the future of humanity.