The best episodes of Stargate Atlantis Season 5
Season 5 only — ranked by viewer rating, highs first. Lit marks on the season rail place this list across the run. Vote on a placement to back it or contest it.
- 01
Dr. Keller accompanies Dr. McKay to Earth to attend a top secret scientific demonstration by McKay's former rival.
- 02
An old foe, bent on revenge, infiltrates the Gate Room to take control of Atlantis.
- 03
With the Daedalus under siege, Dr. Daniel Jackson and Rodney McKay try to keep a reactivated Ancient weapon from triggering a cataclysmic chain of events.
- 04
Col. John Sheppard and his team, aided by Dr. Carson Beckett, struggle to save survivors of the Hoffan plague from being sacrificed to the Wraith.
- 05
Atlantis encounters a mysterious alien race when Dr. Rodney McKay and a visiting Dr. Daniel Jackson stumble upon the secret lab of a rebellious Ancient scientist named Janus.
- 06
Atlantis rushes to destroy an advanced Wraith hive ship before it presents a threat to Earth.
- 07
Atlantis races against time to save team members trapped in a collapsed compound, and rescue a pregnant Teyla from Michael's clutches.
- 08
Teyla risks her life on a daring mission aboard a wraith hive ship.
- 09
Atlantis receives a distress signal from a hive ship and discovers that all the Wraith on board have placed themselves in stasis, the victims of a lethal affliction.
- 10
While on a rescue mission to another planet, Dr. Rodney McKay falls fatally ill and his sister Jeannie is summoned from Earth to say her final goodbyes.
- 11
With Hunter Wraith in close pursuit, only Ronan's uncommon skills as a former Runner may save a kidnapped Dr. Keller.
- 12
Ronon is captured by his former friend, Tyre, and turned over to the wraith. As the team scrambles for leads, Ronon undergoes a torturous ordeal.
- 13
A drive malfunction aboard a mysterious duplicate Daedalus sends the team jumping through various alternate realities where they encounter sinister alien life forms, a searing sun, and a pitched space battle over Atlantis.
- 14
Dr. Jennifer Keller wakes to find her consciousness inside the body of a notorious thief who has been sentenced to death for her crimes.
- 15
When a mysterious alien organism takes Dr. Keller as its host, Beckett and the crew desperately search for a serum to save her from the evolving intruder before it can infiltrate Atlantis.
- 16
While Richard Woolsey struggles to keep his position as the leader of Atlantis, and McKay and Zelenka investigate a mysterious find, Sheppard is captured by an old enemy with plans to invade the city.
- 17
A mysterious entity causes crippling havoc within the city's computer systems.
- 18
Detective John Sheppard attempts to solve a string of unusual murders in Las Vegas.
- 19
While exploring an abandoned catacomb on an unexplored planet, an Atlantis away team uncovers one of Michael's secret labs.
- 20
Sheppard and his team are abducted by a newly formed galactic coalition and made to stand trial for crimes against humanity.
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