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Stargate: Atlantis

Season 1 Episode 20: The Siege: Part 2

All hope seems lost, until Colonel Everett arrives suddenly from Earth. He is determined to defend the city until the arrival of a ZPM, brought by a new ship.

Season 1 Episodes:

Episode 1 Rising

1. Rising

Aired: Jul 15, 2004

A team of scientists think they have found the location of the long lost city...

Episode 2 Hide and Seek

2. Hide and Seek

Aired: Jul 15, 2004

Rodney can't remove an Ancient device that makes him invincible but prevents ...

Episode 3 Thirty Eight Minutes

3. Thirty Eight Minutes

Aired: Jul 23, 2004

Sheppard gets bitten by a Wraith-like bug and is dying. While the puddle jump...

Episode 4 Suspicion

4. Suspicion

Aired: Jul 30, 2004

There's suspicion of a Wraith collaborator and some of the team suspect the A...

Episode 5 Childhood's End

5. Childhood's End

Aired: Aug 6, 2004

Rodney investigates a ZPM from a planet whose inhabitants kill themselves whe...

Episode 6 Poisoning the Well

6. Poisoning the Well

Aired: Aug 13, 2004

Atlantis offers help to the Hoffans, who are working on a defense against the...

Episode 7 Underground

7. Underground

Aired: Aug 20, 2004

Atlantis wants to trade food with the Genii, a simple civilization who turn o...

Episode 8 Home

8. Home

Aired: Aug 27, 2004

A strange energy generating fog allows travel back to Earth. But something's ...

Episode 9 The Storm

9. The Storm

Aired: Sep 10, 2004

Two hurricanes are approaching Atlantis and an evacuation is necessary. The l...

Episode 10 The Eye

10. The Eye

Aired: Sep 17, 2004

McKay and Weir start repairing the grounding station, while Sheppard tries to...

Episode 11 The Defiant One

11. The Defiant One

Aired: Nov 8, 2004

Major John Sheppard, Dr Rodney McKay and two other scientists explore a plane...

Episode 12 Hot Zone

12. Hot Zone

Aired: Nov 15, 2004

A team of scientists, including McKay, Zelenka and Ford, are exposed to a dea...

Episode 13 Sanctuary

13. Sanctuary

Aired: Nov 22, 2004

Sheppard invites a priestess, who claims to not know about a weapon protectin...

Episode 14 Before I Sleep

14. Before I Sleep

Aired: Nov 29, 2004

It's Elizabeth's birthday and she gets a very special gift: a woman who has b...

Episode 15 The Brotherhood

15. The Brotherhood

Aired: Dec 6, 2004

The team is on Dagan, where they must find key stones to retrieve a ZPM. Zele...

Episode 16 Letters from Pegasus

16. Letters from Pegasus

Aired: Jan 3, 2005

McKay finds a way to send a message to Earth, leaving space for personal mess...

Episode 17 The Gift

17. The Gift

Aired: Jan 10, 2005

Teyla is haunted by nightmares, leaving her agitated. After seeing a psycholo...

Episode 18 The Siege: Part 1

18. The Siege: Part 1

Aired: Jan 17, 2005

McKay and Zelenka come up with a plan to repair the Ancients' weapon satellit...

Episode 19 The Siege: Part 2

19. The Siege: Part 2

Aired: Jan 24, 2005

All hope seems lost, until Colonel Everett arrives suddenly from Earth. He is...

Episode 20 The Siege: Part 2

20. The Siege: Part 2

Aired: Jan 31, 2005

All hope seems lost, until Colonel Everett arrives suddenly from Earth. He is...

Watch Stargate: Atlantis Season 1 Episode 20 Exclusively on AppleTV

Streaming in:

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Info about Stargate: Atlantis

Seasons: 5

Current Status: Ended

Network: Syfy

Production Countries: Canada, United States

Genres:Drama, Adventure, Sci-Fi, Action

Stargate: Atlantis: Where to Watch Online in Canada?

It is also possible to rent or buy on AppleTV online.