<Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> February 1, 2017 (2017 - 02 - 01) </Td> <Td> May 24, 2017 (2017 - 05 - 24) </Td> <Td> 158 </Td> <Td> 1.47 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> April 24, 2018 (2018 - 04 - 24) </Td> <Td> August 7, 2018 (2018 - 08 - 07) </Td> <Td> 182 </Td> <Td> 1.61 </Td> </Tr> <Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> Prod . code </Th> <Th> US viewers (millions) </Th> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> "Pilot" </Td> <Td> Bharat Nalluri </Td> <Td> Jason Rothenberg </Td> <Td> March 19, 2014 (2014 - 03 - 19) </Td> <Td> 296843 </Td> <Td> 2.73 </Td> </Tr> <Tr> <Td_colspan="8"> Set in an indeterminate year in the distant future, 97 years after a nuclear apocalypse has devastated the surface of Earth, all known humans are residents of merged orbiting space stations known as "The Ark". Equipped with vital - monitoring wristbands and instructions to proceed directly to Mount Weather, upon landing, 100 juvenile delinquents are sent to the surface to test its habitability . Among them is 17 - year - old Clarke Griffin (Eliza Taylor), the daughter of The Ark's chief medical officer, Dr. Abby (Paige Turco). The 100 discover a lush Earth filled with new wonders and dangers . Clarke and four others search for the former Mount Weather Emergency Operations Center, a possible site of supplies . Ultimately, they discover that there are hostile survivors on the ground when Jasper, one of their party, is speared . The other delinquents remain at the landing site and, under the leadership of Bellamy (Bob Morley), celebrate their new world . Back on The Ark, Chancellor Jaha (Isaiah Washington) has been shot, causing the merciless and unsympathetic Councilman Kane (Henry Ian Cusick) to take charge . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> "Earth Skills" </Td> <Td> Dean White </Td> <Td> Jason Rothenberg </Td> <Td> March 26, 2014 (2014 - 03 - 26) </Td> <Td> 2J7052 </Td> <Td> 2.27 </Td> </Tr> <Tr> <Td_colspan="8"> Chancellor Jaha recovers and learns of his son Wells' supposed fate on the ground . Abby recruits Raven, a zero - gravity mechanic, to fix a drop pod to send herself to the ground . Meanwhile on Earth, Clarke, Wells, Murphy, and Bellamy set out to rescue Jasper, who was taken by the grounders after being attacked . They find Jasper tied to a tree and manage to return to camp with him, in addition to a panther they killed prior his rescue . Bellamy forces the 100 to trade their wristbands for food . Clarke manages to keep hers . As the Ark watches more wristbands going offline believing they are dying, a figure watches the 100 from above the camp . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> "Earth Kills" </Td> <Td> Dean White </Td> <Td> Elizabeth Craft & Sarah Fain </Td> <Td> April 2, 2014 (2014 - 04 - 02) </Td> <Td> 2J7053 </Td> <Td> 1.90 </Td> </Tr> <Tr> <Td_colspan="8"> In flashbacks, Clarke's engineer father Jake discovers a life support problem with The Ark, and is arrested for threatening to tell the people and "floated" by Jaha . In the present, Clarke, Finn, and Wells search for antibiotic seaweed to treat Jasper's wounds . Bellamy assembles a hunting group who are followed by Charlotte, a troubled 13 - year - old . A lethal acidic fog hits, forcing Clarke, Finn, and Wells to seek shelter . The three talk, and Clarke berates Wells for his apparent part in her father's execution believing he told his father of Clarke's father's intent to commit treason . Bellamy and Charlotte take refuge from the fog; he comforts her when she has a nightmare . Clarke discovers her mother's culpability in her father's death, learning that she actually told Thelonious, knowing her father would be floated . Clarke and Wells reconcile . Later, Charlotte's misinterpretation of Bellamy's advice leads her to kill Wells . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> "Murphy's Law" </Td> <Td> P.J. Pesce </Td> <Td> T.J. Brady & Rasheed Newson </Td> <Td> April 9, 2014 (2014 - 04 - 09) </Td> <Td> 2J7054 </Td> <Td> 1.69 </Td> </Tr> <Tr> <Td_colspan="8"> Monty attempts to use the wristbands to contact The Ark . Octavia and Jasper discover Murphy's knife outside the wall with two fingers, which are Wells' . Clarke publicly accuses Murphy, inciting a mob that begins hanging him . Overwhelmed, Charlotte confesses and Murphy is cut down . Charlotte flees camp with Clarke and Finn, and they take refuge in a bunker, pursued by a revenge - seeking Murphy . Feeling guilty, Charlotte attempts to turn herself in, but Bellamy intercepts her . The whole group ends up at a dead - end cliff where Charlotte jumps off and commits suicide, and Bellamy banishes Murphy . Monty accidentally fries all of the wristbands . Finn runs to the bunker in frustration, Clarke follows, and they have sex . On The Ark, Abby and Raven go to great lengths to acquire a pressure regulator, but Kane finds out and has Abby arrested . Raven launches off The Ark alone and prepares to enter the atmosphere . </Td> </Tr> <Tr> <Th> 5 </Th> <Td> 5 </Td> <Td> "Twilight's Last Gleaming" </Td> <Td> Milan Cheylov </Td> <Td> Bruce Miller </Td> <Td> April 16, 2014 (2014 - 04 - 16) </Td> <Td> 2J7055 </Td> <Td> 1.80 </Td> </Tr> <Tr> <Td_colspan="8"> Raven, unconscious, has made it to the ground . Bellamy reaches her pod first and throws away her radio . Clarke and Finn follow, and help Raven, who is revealed to be Finn's girlfriend, leaving Clarke devastated . They catch up with Bellamy and tell him of the 300 people to be culled from The Ark to preserve oxygen . He helps locate the radio, but it cannot be repaired in time, so they devise a plan to fire "flare" rockets that The Ark will see, confirming that Earth is survivable . On The Ark, the approved plan calls for sealing off and deoxygenating Section 17 . A desperate Abby reveals her husbands discovery to The Ark, causing some residents to volunteer for the culling . After the culling, Abby, imprisoned, and Jaha watch in surprise as the "flare" rockets appear in the viewport above Abby's cell . Meanwhile, Octavia is captured by a grounder . </Td> </Tr> <Tr> <Th> 6 </Th> <Td> 6 </Td> <Td> "His Sister's Keeper" </Td> <Td> Wayne Rose </Td> <Td> Tracy Bellomo & Dorothy Fortenberry </Td> <Td> April 23, 2014 (2014 - 04 - 23) </Td> <Td> 2J7056 </Td> <Td> 1.97 </Td> </Tr> <Tr> <Td_colspan="8"> In flashbacks, Bellamy witnesses Octavia's birth; he names her after Augustus' sister Octavia the Younger . Due to The Ark's one child rule, Octavia is forced to live beneath the floor of her family's quarters . To ensure her daughter's safety, her mother resorts to prostitution in order to gain notice of guard's inspections . When Octavia is 16, Bellamy takes her to a masked ball for Unity Day . She is caught, and their mother is floated (execution by being blown out of an airlock). A year later, Commander Shumway convinces Bellamy to assassinate Jaha, in exchange for a place on the dropship with his sister . In the present, Bellamy combs the camp looking for Octavia, to no avail . He assembles a search party, and they leave for the woods . Meanwhile, Clarke and Raven travel to Finn's bunker in hopes of finding a radio transmitter with which to contact The Ark, and Raven discovers Finn's involvement with Clarke . Bellamy, Finn, and Jasper rescue Octavia, and Finn is stabbed in the process . </Td> </Tr> <Tr> <Th> 7 </Th> <Td> 7 </Td> <Td> "Contents Under Pressure" </Td> <Td> John Showalter </Td> <Td> Akela Cooper & Kira Snyder </Td> <Td> April 30, 2014 (2014 - 04 - 30) </Td> <Td> 2J7057 </Td> <Td> 1.88 </Td> </Tr> <Tr> <Td_colspan="8"> In the midst of a hurricane on the ground, Finn is near death from a poisoned stab wound . Bellamy, having captured the grounder who stabbed Finn, tortures him for the antidote but he does not speak . Raven successfully connects with The Ark; Abby assists Clarke with treating Finn . Octavia convinces the grounder to reveal the antidote by poisoning herself with the same blade . On The Ark, Abby is released but is removed from the Council . Replacing her is the former chancellor, Diana Sydney, whose intentions are questionable . After learning that Earth is habitable, The Ark begins preparations for Project Exodus: their re-colonization of Earth . However, their drop ships can only carry about 25% of The Ark's population . In addition, residual tension from the culling causes mistrust in the Council . </Td> </Tr> <Tr> <Th> 8 </Th> <Td> 8 </Td> <Td> "Day Trip" </Td> <Td> Matt Barber </Td> <Td> Story by: Andrei Haq Teleplay by: Elizabeth Craft & Sarah Fain </Td> <Td> May 7, 2014 (2014 - 05 - 07) </Td> <Td> 2J7058 </Td> <Td> 1.64 </Td> </Tr> <Tr> <Td_colspan="8"> Video connection is established with The Ark . The Ark informs the 100 of a nearby underground depot that may serve as a winter home . Bellamy and Clarke investigate, and discover a stockpile of weapons and supplies . Dax, whom Commander Shumway is coercing to kill Bellamy, follows them . Octavia takes advantage of the camp's suffering from the effects of hallucinogenic nuts gathered as rations and frees the grounder, whose name is Lincoln . Bellamy, also hallucinating, is wracked with guilt for the culling and almost killed by Dax . Now, coming to terms with his actions, he speaks to Jaha and is pardoned in exchange for information about the assassination attempt . This leads to the arrest and imprisonment of Shumway . He is visited by Diana Sydney, and it is revealed that Jaha's assassination was her idea . Diana then has Shumway killed in his cell . </Td> </Tr> <Tr> <Th> 9 </Th> <Td> 9 </Td> <Td> "Unity Day" </Td> <Td> John Behring </Td> <Td> Kim Shumway & Kira Snyder </Td> <Td> May 14, 2014 (2014 - 05 - 14) </Td> <Td> 2J7059 </Td> <Td> 1.73 </Td> </Tr> <Tr> <Td_colspan="8"> "Unity Day" arrives, when the joining of the orbiting space stations is celebrated . As the 100 celebrate, they find their video link interrupted when a bomb explodes during the ceremony on The Ark . Diana engineers a mutiny in order to hijack the first dropship . As the ship launches, it is not fully disconnected from The Ark's main systems, causing an Ark - wide power outage and disabling every dropship . On the ground, in an effort to initiate peace, Finn arranges a meeting with the local grounder leader through Lincoln . Clarke represents the group and goes to the meeting, where she meets Anya, a grounder leader . Jasper, who along with Bellamy is monitoring the meeting from cover, believes he sees the grounder spotters in the trees about to shoot, he opens fire, and the meeting dissolves into battle . That night, Clarke and Bellamy see the dropship descending . It comes in too fast with no parachute, and violently crashes in the distance . </Td> </Tr> <Tr> <Th> 10 </Th> <Td> 10 </Td> <Td> "I Am Become Death" </Td> <Td> Omar Madha </Td> <Td> T.J. Brady & Rasheed Newson </Td> <Td> May 21, 2014 (2014 - 05 - 21) </Td> <Td> 2J7060 </Td> <Td> 1.46 </Td> </Tr> <Tr> <Td_colspan="8"> Murphy returns to the dropship after being captured and tortured by the grounders for information about the group . Soon, a deadly virus spreads thanks to Murphy, who was used by the grounders as an agent of biological warfare . Bellamy, Raven and Clarke all contract the disease . Octavia learns from Lincoln that this is his people's way of softening the battlefield . To delay the incoming attack, Raven builds a bomb to stop the grounders from crossing the bridge featured in the previous episode . Bellamy tasks Jasper with detonating the bomb, and he does so just as the raiding party reaches the bridge . Later, Murphy smothers Connor as revenge for his part in Murphy's hanging . Raven breaks up with Finn . </Td> </Tr> <Tr> <Th> 11 </Th> <Td> 11 </Td> <Td> "The Calm" </Td> <Td> Mairzee Almas </Td> <Td> Bruce Miller </Td> <Td> May 28, 2014 (2014 - 05 - 28) </Td> <Td> 2J7061 </Td> <Td> 1.71 </Td> </Tr> <Tr> <Td_colspan="8"> After a fire destroys most of the food supply, the group sends out hunting parties to restock . Clarke, Finn, and Myles go out together, but Clarke and Finn are captured and brought to the grounder camp . Anya instructs Clarke to save Tris, her second, a young girl who was injured in the bomb blast . Clarke tries to save her but is unsuccessful . In revenge, Finn is taken away to be executed . Clarke escapes by killing her guard and runs . Bellamy, Raven, Octavia, and Monty search for the missing party and find Myles, hurt in the woods . Monty mysteriously disappears after hearing a strange signal on their hand radios . Kane awakens on a devastated Ark . He searches for survivors and realizes Jaha is alive in the Earth Monitoring Station and trying to bring systems online . With over half The Ark's populace likely dead, they discover that there are survivors in an access bay to the exodus ship . Kane braves the extreme heat in a maintenance tunnel to reach the survivors--including Abby . </Td> </Tr> <Tr> <Th> 12 </Th> <Td> 12 </Td> <Td> "We Are Grounders--Part I" </Td> <Td> Dean White </Td> <Td> Tracy Bellmo & Akela Cooper </Td> <Td> June 4, 2014 (2014 - 06 - 04) </Td> <Td> 2J7062 </Td> <Td> 1.58 </Td> </Tr> <Tr> <Td_colspan="8"> Clarke is recaptured by Anya, and they encounter a grounder named Tristan, who assumes command . Clarke is saved by Lincoln and taken to a very much alive Finn . Lincoln leads the two through a network of tunnels occupied by the reapers, cannibalistic humanoids the grounders themselves are afraid of . Lincoln seemingly sacrifices himself so Clarke and Finn can live to warn the others, including Octavia . Back at the dropship, Murphy has taken Jasper hostage . Bellamy trades himself for Jasper . While Raven attempts to open the dropship door, Murphy prepares to hang Bellamy . She is successful as Bellamy is dangling, and Murphy retreats to the upper level . Murphy shoots his gun aimlessly at the floor and accidentally shoots Raven . Murphy blows a hole in the ship with gunpowder and escapes with a radio . A returned Clarke convinces the group to flee the camp for the ocean where they'll be safe . On The Ark, with the dropships no longer functional, Jaha realizes the only way to save the rest of the citizens is by bringing The Ark and its people to the ground . </Td> </Tr> <Tr> <Th> 13 </Th> <Td> 13 </Td> <Td> "We Are Grounders--Part II" </Td> <Td> Dean White </Td> <Td> Jason Rothenberg </Td> <Td> June 11, 2014 (2014 - 06 - 11) </Td> <Td> 2J7063 </Td> <Td> 1.68 </Td> </Tr> <Tr> <Td_colspan="8"> The 100 are ambushed by grounder scouts and forced to retreat to camp . Meanwhile, the remaining citizens of The Ark prepare to return to Earth . After a technical failure to jettison requires manual intervention, Jaha remains on The Ark . The Mecha Station, with Abby and Kane, makes it to the ground . Back at the dropship, Tristan leads the grounders' attack . The 100 mount their defense . Octavia is injured and leaves with Lincoln . Most of the 100 retreat into the dropship; Anya leaps in after them . As previously planned, Jasper manages to activate its rockets, and the massive fireball kills all 300 of the grounders, and apparently Finn and Bellamy . When the 100 emerge from the dropship, gas grenades drop at their feet, and they all pass out . Clarke wakes up in a white room . Through the window in her door she sees Monty locked in an identical room across the hallway . A sign next to his door reads "Mount Weather Quarantine Ward". </Td> </Tr> </Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> Prod . code </Th> <Th> US viewers (millions) </Th> </Tr>

When does episode 7 of the 100 air