Seasons & episodes
S4 · E6Tabula Rasa 2007-11-01 · 44 min
When a virus causes amnesia in everyone except Teyla and Ronon, the Atlantis team must work together to find a cure before their memories fade entirely.
S4 · E7Missing 2007-11-08 · 44 min
During a visit to New Athos, Teyla and Dr. Keller find themselves on the run from a primitive tribe of warriors.
S4 · E8The Seer 2007-11-15 · 44 min
The team meets a man with extraordinary prophetic abilities, who gives them a dark prediction about Atlantis's future. The Wraith seek a new alliance with Atlantis in their war with the Replicators.
S4 · E9Miller's Crossing 2007-11-29 · 44 min
Rodney McKay goes in search of his sister on Earth after she is kidnapped by the head of a powerful corporation.
S4 · E10This Mortal Coil (1) 2007-12-06 · 44 min
A mysterious drone crashes into Atlantis, indicating that the Replicators may have found the city. But when Elizabeth Weir appears, the team realizes that the probe is just a part of a bigger mystery.
S4 · E11Be All My Sins Remember'd (2) 2008-01-03 · 44 min
With a plan to potentially extinguish the Replicator threat, the Atlantis team must seek an alliance with a fleet of Wraith ships.
S4 · E12Spoils of War 2008-01-10 · 44 min
The team finds their former Wraith ally's hive ship drifting in space, which leads them to a secret project that could turn the tide of a civil war.
S4 · E13Quarantine 2008-01-17 · 44 min
An automated lockdown traps Atlantis personnel in various parts of the city, each of them hoping the others will come to their rescue.
S4 · E14Harmony 2008-01-24 · 44 min
Colonel Sheppard and Dr. McKay must protect a child princess on a pilgrimage before she can become queen, and learn that she has dangerous enemies threatening her life.
S4 · E15Outcast 2008-01-31 · 43 min
While on personal leave on Earth, Sheppard and Ronon learn that scientists have engineered a human-form Replicator -- who is now on the loose.
S4 · E16Trio 2008-02-07 · 44 min
McKay, Carter, and Keller are trapped in an underground chamber while on an off-world mission, with no apparent means of escape.
S4 · E17Midway 2008-02-14 · 44 min
Teal'c visits Atlantis to counsel a headstrong Ronon, who is up for review by the I.O.A. But the two must work together when the Wraith invade the Midway space station in order to reach Earth.
S4 · E18The Kindred (1) 2008-02-21 · 44 min
As a mysterious new illness sweeps through the Pegasus Galaxy, Teyla is convinced by a vision that the father of her child is trying to communicate with her.
S4 · E19The Kindred (2) 2008-02-28 · 44 min
The team is shocked when an old friend, believed to be dead, miraculously returns to them. Teyla plans an escape from Michael's captivity.
S4 · E20The Last Man (1) 2008-03-06 · 44 min
Sheppard returns to Atlantis after a mission and finds the city abandoned, all systems dead -- and instead of ocean, sand dunes as far as the eye can see.
S5 · E1Search and Rescue (2) 2008-07-10 · 44 min
Lt. Colonel John Sheppard and his team are trapped under the rubble of Michael's facility in order to rescue Teyla Emmagan. As Colonel Samantha Carter launches a team to rescue the rescuers, little do they know that Michael Kenmore is also searching the planet for the survivors.
S5 · E2The Seed 2008-07-17 · 44 min
When a mysterious alien organism takes Dr. Jennifer Keller as its host, the newly revived Dr. Carson Beckett and the crew desperately search for a serum to save her from the evolving intruder before it can infiltrate Atlantis. In the meantime, Richard Woolsey officially joins the team, having been chosen as Colonel Samantha Carter's replacement to lead the Atlantis expedition.
S5 · E3Broken Ties 2008-07-24 · 43 min
Ronon Dex is captured by Tyre, who wants to hand him to the Wraith in order to maintain his role in their circle. However, when the deal turns sour, and Tyre is left for dead, the Atlantis expedition persuade him to take back their friend. Meanwhile, The Wraith turn Ronon into a Wraith worshipper.
S5 · E4The Daedalus Variations 2008-07-31 · 44 min
The Atlantis expedition mysteriously finds the Daedalus, abandoned and drifting in space. When Lt. Colonel John Sheppard's team come to investigate, the ship mysteriously disappears. They soon discover that the ship is actually an alternate Daedalus from a Alternate reality, and the team must find a way back to their Universe or risk being stranded forever in an unfamiliar reality.
S5 · E5Ghost in the Machine 2008-08-14 · 44 min
While on a mission, Lt. Colonel John Sheppard's team inadvertently brings a mysterious entity to Atlantis. They soon learn that the entity is nothing more than Dr. Elizabeth Weir, who was thought to have been killed after her capture by the Asurans.
S5 · E6The Shrine 2008-08-21 · 44 min
Dr. Rodney McKay is infected with the Pegasus equivalent of Alzheimer's disease, known as Second Childhood, a common illness among the elderly in the galaxy. The only way to save him is a shrine on Talus. The downside is that it has turned into a Wraith outpost.
S5 · E7Whispers 2008-09-04 · 44 min
Dr. Carson Beckett is called in to help a team investigating a lab that once belonged to Michael Kenmore. But soon, they realize that a group of experiments that even Michael couldn't control are hellbent on killing the team.
S5 · E8The Queen 2008-09-11 · 44 min
The Atlantis expedition has a plan to remove the Wraith's dependence on feeding to use an experimental gene therapy from Michael's database. However, in order to convince the Primary, the Wraith leader, Teyla Emmagan must pose as a Hive Queen.
S5 · E9Tracker 2008-09-18 · 44 min
Dr. Jennifer Keller is kidnapped by a runner named Kiryk. While Dr. Rodney McKay and Ronon Dex tracks them, Kiryk takes Keller to a seriously injured young girl. She must do it fast, since the Wraith have found him, and are hunting them down.