SGA Season Three Episode Guide

EPISODE #: 301 AIR DATE: 07.14.06




The team desperately attempts to stop two Wraith hive ships from reaching Earth. Sheppard must rely on an old foe to rescue McKay and Ronon.

EPISODE #: 302 AIR DATE: 07.21.06



The Atlantis team must decide the fate of a colony of Wraith they have turned into humans. Dr. Weir must defend her leadership when she is evaluated by the I.O.A.

EPISODE #: 303 AIR DATE: 07.28.06


Sheppard's team meets an obnoxious man who is adored by all thanks to a secret that he carries -- and who has an unexpected affect on them.

EPISODE #: 304 AIR DATE: 08.04.06




Ronon Dex is captured by the Wraith and returned to his homeworld, where he is haunted by his past as he is forced to once again become their prey.

EPISODE #: 305 AIR DATE: 08.11.06




Weir and the team visit an advanced civilization that split off from the Lanteans thousands of years ago, but discover that they may not have left Atlantis in peace.

EPISODE #: 306 AIR DATE: 08.18.06



Elizabeth Weir wakes up in a mental institution, where she is told that the expedition to Atlantis and the Stargate are figments of her imagination.

EPISODE #: 307 AIR DATE: 08.25.06



Colonel Sheppard finds himself the prisoner of a Genii commander, along with a desperately hungry Wraith who has been separated from his hive.

EPISODE #: 308 AIR DATE: 09.08.06




Rodney McKay is reunited with his estranged sister back on Earth, who has given up a brilliant career as a scientist to raise a family.

EPISODE #: 309 AIR DATE: 09.15.06


Sheppard and Ronon are influenced by a mind-altering device created by the Wraith while on a mission to rescue a lost team.

EPISODE #: 310 AIR DATE: 09.22.06



The Atlantis expedition is stunned when a ship full of Ancients returns to reclaim their home, forcing them to return to Earth.

EPISODE #: 311 AIR DATE: 04.13.07



The Atlantis team goes against orders to try and save Atlantis from Replicator control -- and to rescue General O'Neill and Richard Woolsey, who are trapped in the occupied city.

EPISODE #: 312 AIR DATE: 04.20.07


The inhabitants of Atlantis begin to suffer ill effects when the planet's whale population begins migrating to the island city, bringing an unexpected harbinger of doom.

EPISODE #: 313 AIR DATE: 04.27.07


The team finds Lucius Lavin manipulating the people of another hapless planet, using Ancient technology to pose as an invincible hero.

EPISODE #: 314 AIR DATE: 05.04.07



After an Ancient device gives Rodney superhuman powers, his enhanced brilliance is checked only by his impending death -- unless he can learn how to ascend.

EPISODE #: 315 AIR DATE: 05.11.07


Sheppard and McKay discover that their competitive video game has been controlling a planet of real people, who now stand on the brink of war.

EPISODE #: 316 AIR DATE: 05.18.07



The team discovers the last of a civilization in suspended animation, whose survival is at risk when their station is critically damaged.

EPISODE #: 317 AIR DATE: 06.01.07



The team tries to relax during a mandatory day off, until an explosion leaves three people dead -- and reveals that one scientist is a walking time bomb.

EPISODE #: 318 AIR DATE: 06.08.07


The team discovers an Ancient drilling station deep beneath the surface of the ocean, only to find that a Wraith queen is still alive there.

EPISODE #: 319 AIR DATE: 06.15.07


The Atlantis team investigates the disappearance of one of their allies, only to find an old enemy engineering a race of powerful monsters.

EPISODE #: 320 AIR DATE: 06.22.07



An unstoppable energy weapon leaves Atlantis under seige after Earth launches a preemptive attack against the Replicator home world.