E12 • We Are Grounders - Part I

E1 • Pilot

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.

39m • 2014

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.

E2 • Earth Skills

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.

40m • 2014

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.

E3 • Earth Kills

Clarke, Finn and Wells set out in search of an antibiotic to treat Jasper's wounds, when an acid fog forces them to seek shelter...and forgiveness for past crimes.

40m • 2014

Clarke, Finn and Wells set out in search of an antibiotic to treat Jasper's wounds, when an acid fog forces them to seek shelter...and forgiveness for past crimes.

E4 • Murphy's Law

Abby risks having herself floated in order to give Raven the chance to stow-away in the escape pod bound for Earth.

39m • 2014

Abby risks having herself floated in order to give Raven the chance to stow-away in the escape pod bound for Earth.

E5 • Twilight's Last Gleaming

After exposing Kane's plan to reduce the population of the Ark, Abby and Chancellor Jaha notice a signal from Earth and realize at least some of the 100 must still be alive.

38m • 2014

After exposing Kane's plan to reduce the population of the Ark, Abby and Chancellor Jaha notice a signal from Earth and realize at least some of the 100 must still be alive.

E6 • His Sister's Keeper

While Bellamy leads his crew into Grounder territory in a search for Olivia, Raven can't help but notice the deep connection between Finn and Clarke.

40m • 2014

While Bellamy leads his crew into Grounder territory in a search for Olivia, Raven can't help but notice the deep connection between Finn and Clarke.

E7 • Contents Under Pressure

While Clarke and Raven make contact with the Ark, Abby is removed from the council and Jaha reveals that there are not enough drop ships for everyone on the Ark.

40m • 2014

While Clarke and Raven make contact with the Ark, Abby is removed from the council and Jaha reveals that there are not enough drop ships for everyone on the Ark.

E8 • Day Trip

While some of the 100 accidentally eat hallucinogenic nuts, Clarke and Bellamy go on a mission to find supplies for winter and are brought closer by a terrifying event.

40m • 2014

While some of the 100 accidentally eat hallucinogenic nuts, Clarke and Bellamy go on a mission to find supplies for winter and are brought closer by a terrifying event.

E9 • Unity Day

All hell breaks loose when Clarke and Finn attempt to broker peace with the Grounders. And tragedy strikes during the Unity Day celebration on the Ark.

39m • 2014

All hell breaks loose when Clarke and Finn attempt to broker peace with the Grounders. And tragedy strikes during the Unity Day celebration on the Ark.

E10 • I Am Become Death

Murphy returns to camp claiming to have been held captive and tortured by the Grounders, and Clarke and Bellamy have very different opinions on how to handle his return.

40m • 2014

Murphy returns to camp claiming to have been held captive and tortured by the Grounders, and Clarke and Bellamy have very different opinions on how to handle his return.

E11 • The Calm

With a low food supply at camp, Clarke and Finn lead a group out to hunt for food and wind up with Finn's life in danger. Meanwhile, Raven makes Bellamy an offer he can't refuse.

40m • 2014

With a low food supply at camp, Clarke and Finn lead a group out to hunt for food and wind up with Finn's life in danger. Meanwhile, Raven makes Bellamy an offer he can't refuse.

E12 • We Are Grounders - Part I

Those remaining on the Ark must come to terms with the inevitable. Meanwhile, Clarke and Finn find themselves facing a new enemy.

40m • 2014

Those remaining on the Ark must come to terms with the inevitable. Meanwhile, Clarke and Finn find themselves facing a new enemy.

E13 • We Are Grounders - Part II

It's the end of the world as the conflict on the ground comes to a head and the situation on the Ark comes to a stunning conclusion.

40m • 2014

It's the end of the world as the conflict on the ground comes to a head and the situation on the Ark comes to a stunning conclusion.