The 100 Season Three Episode Summaries

All of The 100 season three episode summaries


The 100 Season Three Episode Summaries

Episode 03×01 “Wanheda, Part One”

Aired January 21st, 2016

SHAWN MENDES (SINGER-SONGWRITER SENSATION) GUEST STARS — Three months have passed since the tragedy at Mount Weather and our heroes learn that a bounty has been put on Clarke’s (Eliza Taylor) head. Unbeknownst to Clarke, a team led by Bellamy (Bob Morley) and Kane (Henry Ian Cusick) journeys deep into Grounder territory to save her. Meanwhile, Murphy (Richard Harmon) finds his way to the mansion and discovers a very different Jaha (Isaiah Washington) on a very different mission. Paige Turco, Marie Avgeropoulos, Devon Bostick, Lindsey Morgan, Ricky Whittle and Christopher Larkin also star. Dean White directed the episode written by Jason Rothenberg (#301).


The 100 Season Three Episode Summaries

Episode 03×02 “Wanheda, Part Two”

Aired January 28th, 2016

MICHAEL BEACH (“SONS OF ANARCHY”) GUEST STARS — Bellamy (Bob Morley) and Kane (Henry Ian Cusick) risk life and limb to rescue Clarke (Eliza Taylor). In an attempt to avoid worrying about her daughter, Abby (Paige Turco) focuses on whether to open Mount Weather as a medical facility. Meanwhile, Murphy (Richard Harmon) plots to betray his former Chancellor (IsaiahWashington). Marie Avgeropoulos, Devon Bostick, Lindsey Morgan, Chris Larkin and Ricky Whittle also star. Mairzee Almas directed the episode written by Aaron Ginsburg & Wade McIntyre (#302).


The 100 Season Three Episode Summaries

Episode 03×03 “Ye Who Enter Here”

Aired February 4th, 2016

MICHAEL BEACH (“SONS OF ANARCHY”) GUEST STARS — Clarke (Eliza Taylor) wrestles with a decision.  Bellamy (Bob Morley) learns that something isn’t what it seems.  Meanwhile, Murphy (Richard Harmon) plots to betray his former Chancellor (Isaiah Washington). Paige Turco, Henry Ian Cusack, Marie Avgeropoulos, Devon Bostick, Lindsey Morgan, Chris Larkin and Ricky Whittle also star. Antonio Negret directed the episode written by Kim Shumway (#303).


The 100 Season Three Episode Summaries

Episode 03×04 “Watch the Thrones”

Aired February 11th, 2016

BRENDA STRONG (“DESPERATE HOUSEWIVES”) GUEST STARS — Clarke (Eliza Taylor) discovers the mastermind behind a devious plan.  Kane (Henry Ian Cusack) struggles to keep the peace.  Meanwhile, Jasper’s (Devon Bostick) grief drives him to reckless behavior. Paige Turco, Isaiah Washington, Bob Morley, Marie Avgeropoulos, Lindsey Morgan, Christopher Larkin, Ricky Whittle and Richard Harmon also star. Ed Fraiman directed the episode written by Dorothy Fortenberry (#304). 


The 100 Season Three Episode Summaries

Episode 03×05 “Hakeldama”

Aired February 18th, 2016

MICHAEL BEACH (“SONS OF ANARCHY”) GUEST STARS — Clarke’s (Eliza Taylor) hope for peace are dashed by a new threat. Raven (Lindsey Morgan) becomes a target. Meanwhile, Murphy (Richard Harmon) is running a dangerous con. Paige Turco, Henry Ian Cusack, Isaiah Washington, Bob Morley, Marie Avgeropoulos, Devon Bostick, Christopher Larkin, Ricky Whittle also star. Tim Scanlan directed the episode written by Charlie Craig (#305).


The 100 Season Three Episode Summaries

Episode 03×06 “Bitter Harvest”

Aired February 25th, 2016

QUIET AND MYSTERIOUS THREAT IS BREWING — Clarke (Eliza Taylor) is torn between vengeance and mercy. Meanwhile, Kane (Henry Ian Cusick) and Octavia (Marie Avgeropoulos) work together to avert a disaster, and Abby (Paige Turco) continues to worry about Raven (Lindsey Morgan). Isaiah Washington, Bob Morley, Devon Bostick, Christopher Larkin, Richard Harmon, Ricky Whittle also star. Dean White directed the episode written by Kira Snyder (#306).


The 100 Season Three Episode Summaries

Episode 03×13 “Thirteen”

Aired March 3rd, 3016

FLASHBACK TO A DARKER TIME — Lexa (guest star Alycia Debnam-Carey, “Fear the Walking Dead”) tries to maintain peace and order within the clans, and Clarke (Eliza Taylor) uncovers a strange and game-changing truth. Meanwhile, a flashback takes us into the darker chapter of humanity’s past. Paige Turco, Isaiah Washington, Henry Ian Cusick, Bob Morley, Marie Avgeropoulos, Devon Bostick, Lindsey Morgan, Christopher Larkin, Richard Harmon and Ricky Whittle also star. Dean White directed the episode written by Javier Grillo-Marxuach (#307).


The 100 Season Three Episode Summaries

Episode 03×08 “Terms And Conditions”

Aired March 10th, 2016

KANE MAY BE FORCED TO USE DRASTIC MEASURES — Kane (Henry Ian Cusick) is searching for a peaceful way to handle things but soon realizes he may be forced to resort to drastic measures. Meanwhile, Pike (guest star Michael Beach, “Sons of Anarchy”) suspects that there may be a leak within the walls of Arkadia. Lastly, Raven (Lindsey Morgan) has a plan and reaches out to Jasper (Devon Bostick) for help. Isaiah Washington, Bob Morley, Christopher Larkin and Ricky Whittle also star. John Showalter directed the episode written by Charlie Craig (#308). 


The 100 Season Three Episode Summaries

Episode 03×09 “Stealing Fire”

Aired March 31st, 2016

KANE AND ABBY SHARE A MOMENT — Clarke (Eliza Taylor) discovers a shocking truth, and Octavia (Marie Avgeropoulos) is forced to make a decision that could have devastating consequences. Meanwhile, Kane (Henry Ian Cusick) and Abby (Paige Turco) share a moment. Bob Morley, Christopher Larkin, Ricky Whittle and Richard Harmon also star. Uta Briesewitz directed the episode written by Heidi Cole McAdams (#309).


The 100 Season Three Episode SummariesEpisode 03×10 “Fallen”

Aired April 7th, 2016

THE TRUTH HURTS — Jaha (Isaiah Washington) employs a terrifying new method to convince Abby (Paige Turco) to join his cause, Kane (Henry Ian Cusick) is on a mission, and Bellamy (Bob Morley) is hit with a hard truth. Meanwhile, Monty (Christopher Larkin) finds himself in a precarious situation, and Jasper (Devon Bostick) rushes to save one of his own. Eliza Taylor, Marie Avgeropoulos, Lindsey Morgan and Richard Harmon also star. Matt Barber directed the episode written by Charmaine DeGrate & Javier Grillo-Marxuach (#310).


The 100 Season Three Episode Summaries

Episode 03×11 “Nevermore”

Aired April 14th, 2016

RAVEN’S DARK SIDE COMES OUT — Alie (guest star Erica Cerra) forces Raven’s (Lindsey Morgan) dark side to come out, and Jasper’s (Devon Bostick) anger continues to grow. Meanwhile, Octavia (Marie Avgeropoulos) wrestles with her place in the world, and Monty (Christopher Larkin) is forced to make a split second decision. Eliza Taylor, Paige Turco, Isaiah Washington and Bob Morley also star. Ed Fraiman directed the episode written by Kim Shumway (#311).  


The 100 Season Three Episode SummariesEpisode 03×12 “Demons”

Aired April 21st, 2016

JAHA RETURNS TO POLIS — Jaha (Isaiah Washington) returns to Polis, and Murphy (Richard Harmon) has a surprise encounter. Meanwhile, Octavia (Marie Avgeropoulos) uncovers a clue. Bob Morley, Devon Bostick, Lindsey Morgan and Christopher Larkin also star. P.J. Pesce directed the episode written by Justin Juel Gillmer (#312).


The 100 Season Three Episode SummariesEpisode 03×13 “Join Or Die”

Aired April 28th, 2016

KANE REACHES A BREAKING POINT — Clarke (Eliza Taylor) is on a mission that could change everything. Meanwhile, Murphy (Richard Harmon) gains insight that might prove useful in ensuring his survival. Lastly, Kane (Henry Ian Cusick) reaches a breaking point. Paige Turco, Bob Morley, Marie Avgeropoulos, Devon Bostick, and Christopher Larkin also star. Dean White directed the episode written by Julie Benson & Shawna Benson (#313). 


The 100 Season Three Episode SummariesEpisode 03×14 “Red Sky At Morning”

Aired May 5th,  2016

ROADBLOCK — Clarke (Eliza Taylor), Bellamy (Bob Morley), Octavia (Marie Avgeropoulos) and Jasper (Devon Bostick) hit a tragic roadblock. Meanwhile, Raven (Lindsey Morgan) and Monty (Christopher Larkin) make an important discovery. Isaiah Washington and Richard Harmon also star. P.J. Pesce directed the episode written by Lauren Muir & Kira Snyder (#314)


The 100 Season Three Episode SummariesEpisode 03×15 “Perverse Instantiation, Part One”

Aired May 12th, 2016

PART ONE OF THE SEASON FINALE — Clarke (Eliza Taylor) finds hope in the most unlikely place. Meanwhile, Alie’s (guest star Erica Cerra) master plan comes together. Paige Turco, Isaiah Washington, Henry Ian Cusick, Bob Morley, Marie Avgeropoulos, Lindsey Morgan, Devon Bostick, Christopher Larkin and Richard Harmon also star. Ed Fraiman directed the episode written by Aaron Ginsburg & Wade McIntyre (#315).  


The 100 Season Three Episode SummariesEpisode 03×16 “Perverse Instantiation, Part Two”

Aired May 19th, 2016

PART TWO OF THE SEASON FINALE — In the season’s epic and mind-bending conclusion, our heroes begin to face the reality of their tragic situation. Everyone prepares for a final showdown. Eliza Taylor, Paige Turco, Isaiah Washington, Henry Ian Cusick, Bob Morley, Marie Avgeropoulos, Lindsey Morgan, Devon Bostick, Christopher Larkin and Richard Harmon also star. Dean White directed the episode written by Jason Rothenberg (#316).


*All episode descriptions are sourced by the CW Network*