The 100 Season 1 Episode 12 — We Are Grounders (1)

Clarke and Finn come face to face with a new enemy after Lincoln rescues them from Anya, while Bellamy, Raven, Octavia and Jasper deal with a vengeful Murphy. On the Ark, Jaha makes a plan to try and get to Earth.

The 100 Season 1 Episode 12 (“We Are Grounders (1)”) is episode 12 of 13 in Season 1 and first aired on June 4, 2014. It runs about 43 minutes. Directed by Dean White. Written by Tracy Bellomo and Akela Cooper. Guest stars include Jarod Joseph, Ricky Whittle and Levi Meaden. The 100 is a Sci-Fi & Fantasy, Action & Adventure and Drama series from The CW.