Sachin Sahel

In the series premiere, 100 young exiles from a dying space station are sent to the planet Earth 97 years after a nuclear apocalypse to see if it's habitable.

After discovering that Jasper may still be alive, Clarke, Bellamy, Octavia, Finn and Monty set out to locate him and are shocked at what they find.

Abby risks having herself floated in order to give Raven (recurring guest star LINDSEY MORGAN) the chance to stow-away in the escape pod bound for Earth.

In the fifth season premiere, Clarke (ELIZA TAYLOR) struggles to survive on a desolate, scorched earth, while her friends in space come across a long-awaited beacon of hope.

Our heroes are forced to rely on the help of Shallow Valley's dangerous new inhabitants in order to save some of their own – with surprising results.

As tensions rise in Arkadia and Polis, Jaha leads Clarke and Bellamy down a road toward possible salvation.