Quarantine: When an alarm sounds throughout the city, initiating a quarantine lock down, the Atlantis team find themselves trapped in various sections of the city. (S4, ep 13) [S]
Harmony: Wanting to maintain diplomatic relations, Sheppard and McKay agree to accompany a precocious young princess on a rite of passage. But unexpected enemies prove a threat. (S4, ep 14) [S]
Outcast: When Lt Colonel John Sheppard receives word that his father has died, he returns to Earth. But once there, he becomes embroiled in a covert experiment gone awry. (S4, ep 15) [S]
Trio: During an off-world mission, Carter, McKay and Dr Keller become trapped in an underground mining chamber, rocked by fierce seismic tremors. How will they escape? (S4, ep 16) [S]
Midway: When Ronon comes under review by the IOA, Carter asks Teal'c to mentor him, but the appraisal is put on hold when the Wraith target the Midway station. (S4, ep 17) [S]
The Storm: When a massive storm threatens the city, Atlantis is evacuated, allowing the team's newest enemy to move in. Contains strobing effects. (S1, ep 10) [S]
Home: McKay's efforts to harness the energy of an alien planet's atmosphere allows for a trip to Earth - but the team may not be able to return to Atlantis. (S1, ep 9) [S]
Underground: Trade relations with a species called the Genii turn sour when the team discovers their new 'allies' have ulterior motives. Guest starring Colm Meaney. (S1, ep 8) [S]
Poisoning The Well: The team encounters a human civilization, the Hoffans, recovering from a Wraith attack. Do they have the knowledge to create a weapon to combat the enemy? (S1, ep 7) [S]
Childhood's End: Sheppard and the team visit a strange world in which no-one is over 24 years old. Ritual suicide is believed to keep the Wraith at bay. (S1, ep 6) [S]
Suspicion: Relationships are torn apart and tensions run high when Dr Weir suspects the crew's new friends the Athosians are harbouring a spy. (S1, ep 5) [S]
Thirty Eight Minutes: Fleeing an encounter with the Wraith, the ship becomes lodged in the Stargate. And Sheppard is paralyzed by an alien symbiote feeding off his life force. (S1, ep 4) [S]
First Contact: Atlantis encounters a mysterious alien race when Dr McKay and Dr Jackson come across a secret lab. Do the visitors have good intentions? (S5, ep 10) [S]
Tracker: The team comes to the aid of a village under Wraith attack. In a twist in the tale, one of their own is kidnapped. Can Ronon rescue his comrade in time? (S5, ep 9) [S]
The Queen: When Dr Keller maintains that she can extinguish the Wraith appetite for humans for good, Teyla embarks on a dangerous mission disguised as a Wraith queen. (S5, ep 8)
Whispers: Sheppard and Beckett join Teldy and co when they find another of Michael's labs. Whilst exploring a nearby town smothered in fog, they discover they're not alone. (S5, ep 7) [S]
The Ghost In The Machine: When every single system in the Atlantis is hit by power disruptions, the crew must determine what is causing the problems before it's too late. (S5, ep 5) [S]
The Daedalus Variations: The crew investigates a duplicate Daedalus in orbit. Once aboard, the team are thrown into an alternate reality. Will they find a way back? (S5, ep 4) [S]
Broken Ties: Ronon is ambushed by treacherous Tyre during an off-world mission and handed over to the Wraith. In a race against time, can the Stargate team come to his rescue? (S5 ep 3) [S]
The Seed: Dr Jennifer Keller falls foul of a mysterious alien virus. Desperate to find an antidote, the team release Dr Carson from the stasis chamber. (S5, ep 2) [S]
Search and Rescue: The sci-fi smash returns for a fifth season. Colonel Carter attempts to rescue trapped Atlantis crew members, but Michael and his hybrids are in pursuit. (S5, ep 1) [S]
The Last Man: Season four comes to a shattering climax when, having failed to locate Teyla, Sheppard returns to Atlantis to find the city abandoned and all systems dead. (S4, ep 20) [S]
The Kindred (Part 2): The Atlantis team are stunned when an old face returns, and Teyla fights for her people and her life when Wraith Michael takes her prisoner. (S4, ep 19) [S]
The Kindred (Part 1): Dr Keller discovers that a Wraith-killing protein is infecting thousands of humans, and Teyla convinces Sheppard to join the search for her people. (S4, ep 18) [S]
Midway: When Ronon comes under review by the IOA, Carter asks Teal'c to mentor him, but the appraisal is put on hold when the Wraith target the Midway station. (S4, ep 17) [S]
Trio: During an off-world mission, Carter, McKay and Dr Keller become trapped in an underground mining chamber, rocked by fierce seismic tremors. How will they escape? (S4, ep 16) [S]
Outcast: When Lt Colonel John Sheppard receives word that his father has died, he returns to Earth. But once there, he becomes embroiled in a covert experiment gone awry. (S4, ep 15) [S]
Harmony: Wanting to maintain diplomatic relations, Sheppard and McKay agree to accompany a precocious young princess on a rite of passage. But unexpected enemies prove a threat. (S4, ep 14) [S]
Quarantine: When an alarm sounds throughout the city, initiating a quarantine lock down, the Atlantis team find themselves trapped in various sections of the city. (S4, ep 13) [S]
Spoils Of War: The team successfully salvage a partially damaged Hive ship and in the process retrieve some critical information that may help in their war against the Wraith. (S4, ep 12) [S]
Be All My Sins Remember'd: The Atlantis team strives to eliminate the Replicators once and for all, but with time in short supply they may well have a crisis on their hands. (S4, ep 11) [S]
This Mortal Coil: The Atlantis team's worst fears are realised when a mysterious probe crashes into the city, and the crew are convinced the Replicators have found them. (S4, ep 10) [S]
Miller's Crossing: McKay and his sister are kidnapped on Earth by a man in need of their expertise. The rest of the team must enlist the help of an NID agent to rescue them. (S4, ep 9) [S]
The Seer: An Oracle visits Atlantis, warning the team that Wraith hive ships are heading in their direction. He also exposes a deep secret Teyla has yet to reveal. (S4, ep 8) [S]
Missing: Teyla and Dr Keller visit New Athos in search of Teyla's people, who have gone missing from their planet. Trouble strikes when primitive warriors hunt the pair down. (S4, ep 7) [S]
Tabula Rasa: A deadly infection threatens the Atlantis expedition when the team contracts a virus that causes memory loss. Ronan and Teyla must find a cure. (S4, ep 6) [S]
Travelers: An unfamiliar race, known as the Travelers, hunts down the Atlantis expedition after hearing of the team's notorious ancient techniques used to fight the Wraith. (S4, ep 5) [S]
Doppelganger: Stargate delves into the past when Sheppard comes across a crystalline species similar to one that Jack O'Neill encountered 10 years ago. (S4, ep 4) [S]
Reunion: Ronon is reunited with a group of his fellow Satedans and is forced to decide where his allegiance lies, with the people from his old civilisation or with Atlantis. (S4, ep 3) [S]
Lifeline: It's a race against time to find the missing city of Atlantis as the team embarks on a daring infiltration to steal a ZPM from the Replicators. (S4, ep 2) [S]
Adrift: The Stargate crew are where we left them, suspended in space with only 24 hours of life support remaining. How will they survive? (S4, ep 1) [S]
First Strike: A failed attack on a Replicator armada forces McKay to follow in the footsteps of the Ancients and take a drastic step to save Atlantis from destruction. (S3, ep 20) [S]
Vengeance: While investigating a village that had previously gone missing, Sheppard and his team stumble onto a Wraith experiment built to create large, deadly insects. (S3, ep 19) [S]
Submersion: While searching for a geothermal drilling station on the ocean floor, the team unknowingly awakens a Wraith queen who has lain dormant for thousands of years. (S3, ep 18) [S]
Sunday: The Atlantis team unwinds during a city wide holiday, but their rest and relaxation is cut short when a deadly explosion rips through the city. (S3, ep 17) [S]
The Ark: After discovering an antiquated space station, Sheppard and his team mistakenly awaken a race of people who have been frozen in stasis for thousands of years. (S3, ep 16) [S]
First Contact: Atlantis encounters a mysterious alien race when Dr McKay and Dr Jackson come across a secret lab. Do the visitors have good intentions? (S5, ep 10) [S]
The Last Man: Season four comes to a shattering climax when, having failed to locate Teyla, Sheppard returns to Atlantis to find the city abandoned and all systems dead. (S4, ep 20) [S]
Be All My Sins Remember'd: The Atlantis team strives to eliminate the Replicators once and for all, but with time in short supply they may well have a crisis on their hands. (S4, ep 11) [S]
Lifeline: It's a race against time to find the missing city of Atlantis as the team embarks on a daring infiltration to steal a ZPM from the Replicators. (S4, ep 2) [S]
First Strike: A failed attack on a Replicator armada forces McKay to follow in the footsteps of the Ancients and take a drastic step to save Atlantis from destruction. (S3, ep 20) [S]
The Return (Part 2): The team goes against orders to launch a rescue attempt to free General Jack O'Neill, so that they can try to save Atlantis from Replicator control. (S3, ep 11) [S]
The Siege (Part 3 of 3): The Atlantis team are back, facing the impending destruction of the lost city. There's no respite as the Wraith plan a fresh assault... (S2, ep 1) [S]