I Am Become Death

"I Am Become Death" is the tenth episode of the first season of The 100. It first aired on May 21, 2014. It was written by Rasheed Newson & T.J. Brady and directed by Omar Madha.

Summary
Murphy returns to camp claiming to have been held captive and tortured by the Grounders. Clarke and Bellamy have very different opinions on how to handle his return. Octavia sneaks away to find Lincoln and returns with a serious warning for the 100. Meanwhile, a mysterious virus strikes camp forcing many to be quarantined. Jasper pulls off a heroic move.

Starring

 * Eliza Taylor as Clarke Griffin
 * Paige Turco as Abigail Griffin (credit only)
 * Thomas McDonell as Finn Collins
 * Marie Avgeropoulos as Octavia Blake
 * Bob Morley as Bellamy Blake
 * Christopher Larkin as Monty Green
 * Devon Bostick as Jasper Jordan
 * Isaiah Washington as Thelonious Jaha (credit only)
 * Henry Ian Cusick as Marcus Kane  (credit only)

Guest Starring

 * Lindsey Morgan as Raven Reyes
 * Ricky Whittle as Lincoln
 * Richard Harmon as John Murphy
 * Joshua Ssettuba as Connor
 * Wesley MacInnes as Derek
 * Chelsey Reist as Harper

Quotes
Raven (To Clarke): “I’m sorry about your mom.”

Clarke (To Bellamy): “Biological warfare. You were waiting for the Grounders to retaliate for the bridge? This is it. Murphy is the weapon.”

Bellamy (To Clarke, about Octavia): "If anything happens to her, you and me are gonna have a problem."

Octavia (To Bellamy): I won't let anything happen to you, I promise.

Clarke (To Bellamy): “‘I am become death, destroyer of worlds’. It’s Oppenheimer, the man who built the first…”

Notes & Trivia

 * Murphy returns in this episode. He carries a "message" from the Grounders.
 * There were no scenes on the Ark, and it was only mentioned once when Raven said it seemed like they had shut connection off from their side. Jaha, Kane and Abby did not appear in this episode as a result of that.
 * Raven breaks up with Finn in this episode.

Body Count

 * Derek killed by the virus.
 * Unnamed Delinquent killed by the virus.
 * Grounders killed by the bomb detonated by Jasper.
 * Connor killed by Murphy.