Having discovered that Jasper may still be alive, Clarke, Bellamy, Octavia, Finn and Monty set out on a mission to locate their friend and are shocked at what they find. Meanwhile, on the Ark, Abby is determined to get to Earth, and enlists Raven to craft an escape pod.
Elenco: Eliza Taylor , Bob Morley , Marie Avgeropoulos , Lindsey Morgan , Paige Turco , Christopher Larkin , Isaiah Washington , Henry Ian Cusick , Richard Harmon , Devon Bostick , Ricky Whittle , Thomas McDonell , Alycia Debnam-Carey , Eli Goree , Tasya Teles , Shannon Kook , Zach McGowan , Shelby Flannery , Richard Harmon , Sachin Sahel .