Watch The-100-s01e01 1 Apr 2026

In the series premiere of , titled "Pilot," 100 juvenile delinquents are exiled from a failing space station known as the Ark and sent to Earth 97 years after a nuclear apocalypse to determine if the planet is habitable. Key Plot Points

Leadership tension arises immediately. Clarke Griffin focuses on survival and reaching Mount Weather, while Bellamy Blake encourages the group to remove their monitoring wristbands to make the Ark believe they are dead, ensuring the adults don't follow them down. Watch the-100-s01e01 1

While exploring, the teens encounter bioluminescent forests and mutated wildlife, including a two-headed deer. Octavia Blake is attacked by a giant "river monster" while swimming, but is saved by Jasper Jordan . In the series premiere of , titled "Pilot,"

The episode ends as a small scouting party reaches a river on their way to Mount Weather. Just as they celebrate, Jasper is suddenly speared through the chest by an unseen attacker, revealing they are not alone on Earth. Core Characters Just as they celebrate, Jasper is suddenly speared

A pragmatic leader and the daughter of the Ark’s chief medical officer.

Back in space, Chancellor Jaha survives an assassination attempt by Bellamy. Abigail Griffin (Clarke's mother) narrowly avoids execution for using restricted medical supplies to save him.