The BEST episodes of Stargate Atlantis

Every episode of Stargate Atlantis ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Stargate Atlantis!

The story of Stargate Atlantis follows the cliffhanger episode on Stargate SG-1's seventh season finale "Lost City", where SG-1 found an outpost made by the race known as the Ancients in Antarctica. After the events of Stargate SG-1 season eight premiere "New Order", the Stargate Command sends an international team to investigate the outpost. Soon, Dr. Daniel Jackson discovers the location of the greatest city created by the Ancients, Atlantis. The story unfolds when the members of the expedition encounter the Wraith, the race that defeated the Ancients ten thousand years ago.

Last Updated: 9/9/2024Network: SYFYStatus: Ended
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Enemy at the Gate
star
8.06
2985 votes

#1 - Enemy at the Gate

Season 5 - Episode 20 - Aired 1/9/2009

The team learns that a rogue Wraith has acquired several Z.P.M.s to power a formidable new hive ship -- and he is headed for Earth.

Directors: Andy Mikita
Watch Now:AmazonApple TV
The Siege (3)
star
8.04
2840 votes

#2 - The Siege (3)

Season 2 - Episode 1 - Aired 7/15/2005

The Daedalus arrives to defend Atlantis from the Wraith onslaught, but it may not be enough when the team discovers that an even larger armada is on the way.

Directors: Martin Wood
Writer: Martin Gero
Watch Now:AmazonApple TV
Rising (1)
star
8.01
3996 votes

#3 - Rising (1)

Season 1 - Episode 1 - Aired 7/16/2004

A new Stargate team embarks on a dangerous mission to a distant galaxy, where they discover a mythical lost city -- and a deadly new enemy.

Directors: Martin Wood
Watch Now:AmazonApple TV
The Last Man (1)
star
7.99
2893 votes

#4 - The Last Man (1)

Season 4 - Episode 20 - Aired 3/7/2008

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.

Directors: Martin Wood
Watch Now:AmazonApple TV
Rising (2)
star
7.99
1296 votes

#5 - Rising (2)

Season 1 - Episode 2 - Aired 7/16/2004

Sheppard tries to convince Weir to mount a rescue mission to free Colonel Sumner, Teyla, and the others captured by the Wraith.

Directors: Martin Wood
Watch Now:AmazonApple TV
Common Ground
star
7.98
2364 votes

#6 - Common Ground

Season 3 - Episode 7 - Aired 8/25/2006

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

Directors: William Waring
Writer: Ken Cuperus
Watch Now:AmazonApple TV
The Siege (2)
star
7.97
2684 votes

#7 - The Siege (2)

Season 1 - Episode 20 - Aired 3/25/2005

A new military contingent from Earth is sent to take command of Atlantis and defend it from the impending Wraith attack.

Directors: Martin Wood
Watch Now:AmazonApple TV
The Return (2)
star
7.95
2782 votes

#8 - The Return (2)

Season 3 - Episode 11 - Aired 4/13/2007

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.

Directors: Brad Turner
Writer: Martin Gero
Watch Now:AmazonApple TV
Midway
star
7.94
2567 votes

#9 - Midway

Season 4 - Episode 17 - Aired 2/15/2008

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.

Directors: Andy Mikita
Writer: Carl Binder
Watch Now:AmazonApple TV
Be All My Sins Remember'd (2)
star
7.94
2937 votes

#10 - Be All My Sins Remember'd (2)

Season 4 - Episode 11 - Aired 1/4/2008

With a plan to potentially extinguish the Replicator threat, the Atlantis team must seek an alliance with a fleet of Wraith ships.

Directors: Andy Mikita
Writer: Martin Gero
Watch Now:AmazonApple TV
First Strike (1)
star
7.93
2967 votes

#11 - First Strike (1)

Season 3 - Episode 20 - Aired 6/22/2007

An unstoppable energy weapon leaves Atlantis under siege after Earth launches a preemptive attack against a very powerful enemy's homeworld.

Directors: Martin Wood
Writer: Martin Gero
Watch Now:AmazonApple TV
The Siege (1)
star
7.92
2714 votes

#12 - The Siege (1)

Season 1 - Episode 19 - Aired 3/18/2005

With a group of Wraith hive ships on the way to Atlantis, the team searches for a place to flee and a way to destroy the city. McKay leads a team to try and activate the Ancients' orbital weapons platform.

Directors: Martin Wood
Writer: Martin Gero
Watch Now:AmazonApple TV
First Contact (1)
star
7.91
3046 votes

#13 - First Contact (1)

Season 5 - Episode 10 - Aired 9/26/2008

When Daniel Jackson visits Atlantis, he and Dr. McKay discover a hidden lab that brings a new enemy knocking. The Daedalus welcomes a Wraith ally for a special project.

Directors: Andy Mikita
Writer: Martin Gero
Watch Now:AmazonApple TV
The Eye (2)
star
7.91
2544 votes

#14 - The Eye (2)

Season 1 - Episode 11 - Aired 1/21/2005

Major Sheppard plays a dangerous game of cat and mouse with soldiers who have seized control of Atlantis and taken Weir and McKay hostage.

Directors: Martin Wood
Writer: Martin Gero
Watch Now:AmazonApple TV
The Lost Tribe (2)
star
7.84
2788 votes

#15 - The Lost Tribe (2)

Season 5 - Episode 11 - Aired 10/10/2008

Sheppard races to an Ancient laboratory to save McKay and Daniel Jackson before Todd arrives to destroy a weapon that has a devastating side-effect. Daniel uncovers the identity of the hostile new species.

Directors: Andy Mikita
Writer: Martin Gero
Watch Now:AmazonApple TV
The Shrine
star
7.83
2759 votes

#16 - The Shrine

Season 5 - Episode 6 - Aired 8/22/2008

Rodney McKay is stricken with a mental affliction that robs him of his knowledge and memories, causing him to revert to a childlike state.

Directors: Andy Mikita
Writer: Brad Wright
Watch Now:AmazonApple TV
Allies (1)
star
7.82
2518 votes

#17 - Allies (1)

Season 2 - Episode 20 - Aired 1/30/2006

Michael and his Wraith faction arrive at Atlantis to propose an alliance, hoping to use the retrovirus to transform their Wraith enemies into prey.

Directors: Andy Mikita
Writer: Martin Gero
Watch Now:AmazonApple TV
The Daedalus Variations
star
7.81
2961 votes

#18 - The Daedalus Variations

Season 5 - Episode 4 - Aired 8/1/2008

The team boards the Daedalus when it shows up abandoned in orbit, only to find themselves skipping through parallel universes.

Directors: Andy Mikita
Watch Now:AmazonApple TV
Tao of Rodney
star
7.79
2660 votes

#19 - Tao of Rodney

Season 3 - Episode 14 - Aired 5/4/2007

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.

Directors: Martin Wood
Watch Now:AmazonApple TV
Brain Storm
star
7.79
2498 votes

#20 - Brain Storm

Season 5 - Episode 16 - Aired 11/21/2008

Rodney returns to Earth with Jennifer to witness the triumph of his rival, who believes he has solved the problem of global warming. But when the new technology goes horribly awry, Rodney must help shut down the deadly weather device.

Directors: Martin Gero
Writer: Martin Gero
Watch Now:AmazonApple TV
Before I Sleep
star
7.77
2592 votes

#21 - Before I Sleep

Season 1 - Episode 15 - Aired 2/18/2005

A woman is found in suspended animation in Atlantis, and the team is shocked to see that it is Dr. Weir herself, who tells them of her trip 10,000 years into the city's past.

Directors: Andy Mikita
Writer: Carl Binder
Watch Now:AmazonApple TV
Lifeline (3)
star
7.76
2882 votes

#22 - Lifeline (3)

Season 4 - Episode 2 - Aired 10/5/2007

Colonel Sheppard and his team embark on a risky mission to steal a Z.P.M. power module from the Replicators -- but must rely on a compromised Dr. Weir to succeed.

Directors: Martin Wood
Writer: Carl Binder
Watch Now:AmazonApple TV
Aurora
star
7.76
2522 votes

#23 - Aurora

Season 2 - Episode 9 - Aired 9/23/2005

When the team finds an Ancient warship adrift on the edge of the galaxy, its crew still alive, Colonel Sheppard enters their virtual reality stasis to communicate with them.

Directors: Martin Wood
Writer: Carl Binder
Watch Now:AmazonApple TV
Adrift (2)
star
7.75
3064 votes

#24 - Adrift (2)

Season 4 - Episode 1 - Aired 9/28/2007

Floating in deep space with the city's protective shield failing, the team must do all they can to keep Atlantis alive. A radical injury threatens Dr. Weir's life.

Directors: Martin Wood
Writer: Martin Gero
Watch Now:AmazonApple TV
Sunday
star
7.75
2537 votes

#25 - Sunday

Season 3 - Episode 17 - Aired 6/1/2007

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.

Directors: William Waring
Writer: Martin Gero
Watch Now:AmazonApple TV