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The fourth season of Stargate: Atlantis began airing on the Sci-Fi Channel in the US on September 28, 2007. This season, it moved to a new timeslot: 10:00pm Eastern/Pacific time, 9:00pm Central. The premiere, "Adrift", picks up seconds after the events of "First Strike", the season 3 finale. Torri Higginson and Paul McGillion are no longer regulars in season four, and Amanda Tapping joins the cast, carrying the role of Colonel Samantha Carter over from Stargate SG-1.

Episodes[]

Image Title Number Airdate Planet(s) Race(s) Enemies
Adrift "Adrift (Part 2 of 3)" 401 September 28, 2007 N/A N/A N/A
With only 24 hours of power left, Atlantis drops out of hyperspace and is helplessly drifting through space with the Atlantis expedition tirelessly working on a way to save the city. However, with Dr. Elizabeth Weir injured and several obstacles on the way, it may not be easy.
Atlantis Descends "Lifeline (Part 3 of 3)" 402 October 5, 2007 Asuras, New Lantea, Unnamed Asuran Oberoth
Lt. Colonel John Sheppard and his team use Dr. Elizabeth Weir to perform a daring operation to infiltrate Asuras, to steal a much needed Zero Point Module to power Atlantis and go to their new home. In the same time, the Apollo continues to search for the lost city.
Reunion "Reunion" 403 October 12, 2007 Earth, New Lantea, Unnamed, Unnamed Asuran, Jaffa, Satedan, Unnamed, Wraith Ara, Rakai, Tyre, Wraith Commander
Ronon Dex reunites with his long-thought dead Satedan friends, who want help breaking into a Wraith laboratory. However, a torn Ronon is soon pushed by his friends to abandon the Atlantis expedition and join them, but there is something more than meets the eye. Meanwhile, Colonel Samantha Carter is appointed the new leader of the expedition.
Dopplegander "Doppelganger" 404 October 19, 2007 M3X-387, New Lantea Crystal of M3X-387 Crystal of M3X-387
After coming across a crystalline species similar to one that Colonel Jack O'Neill encountered ten years ago, Lt. Colonel John Sheppard inadvertently carries its entity back to Atlantis. As it moves into other members, it's bent on destroying them in nightmares in the form of Sheppard, increasing in severity for each case.
Travelers "Travelers" 405 October 26, 2007 New Lantea, Paradise world, Unnamed Traveler, Wraith Wraith Commander
Lt. Colonel John Sheppard is captured by a never-before-heard race of technologically advanced Humans known as Travelers, who brought him to help activate a dormant Aurora-class battleship to help resolve the population problems faced with the race's limited number of ships, only to be chased after by Wraith. Meanwhile, the rest of his team tries to find him.
Tabula Rasa "Tabula Rasa" 406 November 2, 2007 New Lantea N/A N/A
A mysterious illness causes everyone in the Atlantis expedition to lose their memories, which will soon kill them all. However, Ronon Dex and Teyla Emmagan haven't been infected, and the fate of the city truly rests in their hands as they try to convince the team to save themselves.
Missing "Missing" 407 November 9, 2007 New Athos, New Lantea Bola Kai Omal, Nabel Golan
Teyla Emmagan and Dr. Jennifer Keller go to the new Athosian settlement on New Athos on a routine medical check-up. However, when they arrive, they find the Athosians missing, with a tribe of warriors taking their place. With no way to contact Atlantis, the couple is to survive the night while searching for clues as to what happened to the Athosians.
The Seer "The Seer" 408 November 16, 2007 M5S-768, New Lantea, Unnamed, Vedeena Vedeenan, Wraith N/A
The Atlantis expedition find a man named Davos, who can somehow see into the future. Teyla hopes to use him to find the missing Athosians. Richard Woolsey performs a three-month evaluation on Colonel Samantha Carter, while an old Wraith acquaintance from Sheppard's past comes back, who gives him some disturbing news about the development of the war with the Asurans.
Miller's Crossing "Miller's Crossing" 409 November 30, 2007 Earth, New Lantea Wraith Henry Wallace
Dr. Rodney McKay's sister, Jeannie Miller is kidnapped by Henry Wallace, who wants her to rewrite nanite coding to save his daughter's life. McKay's attempts to rescue happens to get him captured as well. They must work on the nanite coding if they're to be released, while McKay's team tries to find them.
This Mortal Coil "This Mortal Coil (Part 1 of 3)" 410 December 7, 2007 Asuras, M34-227, New Lantea, Niam's faction's planet Asuran, Organic Asuran Oberoth
When a mysterious drone crashes into Atlantis, Lt. Colonel John Sheppard and his team suspect the Asurans have found them, yet when they investigate, certain people want to stop them from finding the truth. And yet, stranger still, Dr. Elizabeth Weir returns to Atlantis out of nowhere.
Be All My Sins Remember'd "Be All My Sins Remember'd (Part 2 of 3)" 411 January 4, 2008 Asuras, New Lantea, Unnamed Asuran, Traveler, Unnamed, Wraith Asurans
With the Asurans undeterred in their effort to wipe out Human populations to defeat the Wraith, the Atlantis expedition now have a means of tracking their ships and destroy them using the newly acquired Asgard plasma beam weapons on their ships. However, their efforts mean that the Asurans have to retreat to their homeworld, only to come back again in bigger numbers. In order to stop them, the Atlantis expedition, Wraith and the recently discovered Travelers must work together to stop the Asurans once and for all.
Spoils of War "Spoils of War (Part 3 of 3)" 412 January 11, 2008 Asuras, New Lantea, Unnamed Wraith Wraith Queen
The Atlantis expedition encounter a partially damaged Wraith Hive Ship after their successful battle against the Asurans. They are also able to retrieve valuable data to use against the Wraith, including a Wraith cloning facility, but in order to get the information, they are to use a pregnant Teyla Emmagan, although Lt. Colonel John Sheppard pulled her off the team.
Quarintine "Quarantine" 413 January 18, 2008 New Lantea N/A N/A
A Quarantine lockdown leaves everyone in Atlantis trapped, threatening several relationships in the progress. However, some of the team learns that the quarantine lockdown might be nothing more than a false alarm, but it does not matter, as the entire city could be threatened.
Harmony (episode) "Harmony" 414 January 25, 2008 Harmony's planet Genii, Harmony's people Toran
Dr. Rodney McKay and Lt. Colonel John Sheppard are on a familiar planet, to trade, when the royal family asks them to escort a young princess, Harmony through the forest to some ruins, where she will become Queen. However, on the way, they discover that a Genii contingent is tracking Harmony down, by the orders of one of Harmony's own sisters.
Outcast "Outcast" 415 February 1, 2008 Earth, New Lantea Human-form Replicator Poole's Replicator
When Lt. Colonel John Sheppard's father dies, he and Ronon Dex attend his wake, where the two are confronted by Ava Dixon, and informs them she worked with nanotechnology, and a scientist has illegally created a Human-form Replicator, that is now loose on Earth. Dixon needs their help in tracking it down and destroying it before it causes any more damage.
Trio "Trio" 416 February 8, 2008 New Lantea, M5V-801 People of M5V-801 N/A
While on a mission to evacuate a planet prone to earthquakes, Colonel Samantha Carter, Dr. Jennifer Keller and Dr. Rodney McKay end up trapped in an abandoned, underground mine left behind by the Genii. While trying to escape, the three try to get to know each other better.
Midway "Midway" 417 February 15, 2008 Earth, M4F-788, New Lantea Jaffa, Wraith Wraith Commander
Teal'c arrives in Atlantis to teach Ronon Dex on how to deal with International Oversight Advisory interviews. At first, the two don't get along, but have to work together, when they learn that the Wraith have figured out a way to infiltrate the Midway space station, and ultimately, Earth.
The Kindred, Part 1 "The Kindred (Part 1 of 2)" 418 February 22, 2008 Hoff, M2S-181, New Lantea, Michael's outpost, Unnamed Athosian, Human-Wraith Hybrid, People of M2S-181, Wraith Michael Kenmore
While the Atlantis expedition investigates a mysterious plague across completely random worlds, Teyla Emmagan receives visions on some clues about the whereabouts of the Athosians, and who took them.
The Kindred, Part 2 "The Kindred (Part 2 of 2)" 419 February 29, 2008 M8G-352, New Lantea, Unnamed, Unnamed, Unnamed Athosian, Human-Wraith Hybrid, Unnamed Michael Kenmore
Dr. Carson Beckett, thought to have been killed a year ago, suddenly appears in front of Sheppard's team's eyes, where he is soon revealed to be a clone created by Michael Kenmore and was held as his prisoner. Cloned Beckett convinces the team to rescue Teyla Emmagan, who has also been held prisoner by Michael. Meanwhile, Teyla is finally reunited with the missing Athosians.
The Last Man "The Last Man (Part 1 of 2)" 420 March 7, 2008 Earth, M2S-445, M4S-587, New Lantea, Unnamed, Unnamed, Unnamed Human-Wraith Hybrid, Wraith Michael Kenmore
While searching for Teyla Emmagan, Lt. Colonel John Sheppard gates to Atlantis, where he discovers he accidentally traveled 48,000 years into the future in an abandoned Atlantis, with deserts replacing the ocean. A hologram of Dr. Rodney McKay comes up and gives him a chance to get back to the present, to prevent a future in which everyone dies.

Cast[]

Main characters[]

Recurring characters[]

Crew[]

Created by

Co-Producer

Producers

Supervising Producer

Co-Executive Producers

Executive Producers

Associate Producer

Casting

Canadian Casting

Production Manager

First Assistant Directors

Second Assistant Directors

Music

Directors of Photography

Production Designer

Editors

Supervising Art Director

Art Director

Construction Coordinator

Set Decorators

Property Master

Special Effects Coordinator

Camera Operators

Chief Lighting Technicians

Key Grips

Sound Mixers

Paint Coordinator

Costume Designer

Makeup Artists

Hairstylists

Production Coordinators

Script Supervisors

Script Coordinator

Extras Casting

Legal Council

Production Accountants

Unit Manager

Location Managers

Transportation Coordinator

Stunt Coordinator

Assistant to Executive Producer

Visual Effects Supervisors

Post Production Coordinator

Assistant Editors

Visual Effects Coordinators

Playback Supervisor

On-Set VFX Technician

In House Lead Compositors

In House Lead 3D Artists

In House Compositors

'In House Digital Effects Supervisor

In House VFX Shop Coordinator

Compositors

In House 3D Artists

In House Artist

Sound Designer

Sound Editors

Music Editor

Re-Recording Mixers

Awards[]

Wins[]

  • Won People's Choice Award for "Favorite Sci-Fi Show"

Media[]

DVD[]

Novels[]

Audiobooks[]

Sources[]

1. Atlantis returns to Sci Fi in September, Gateworld.net (June 23, 2007), retrieved 1 July 2007
2. Gateworld: Atlantis Season 4, Gateworld.net, retrieved 1 July 2007
3. Gateworld Spoilers: Adrift, Gateworld.net, retrieved 1 July 2007
4. Gateworld Spoilers: Lifeline, Gateworld.net, retrieved 1 July 2007
5. Gateworld Spoilers: Reunion, Gateworld.net, retrieved 1 July 2007
6. Gateworld Spoilers: Travelers, Gateworld.net, retrieved 1 July 2007
7. Gateworld Spoilers: The Seer, Gateworld.net, retrieved 1 July 2007
8. Gateworld Spoilers: This Mortal Coil, Gateworld.net, retrieved 1 July 2007
9. Gateworld Spoilers: Be All My Sins Remember'd, Gateworld.net, retrieved 1 July 2007
10. Gateworld Spoilers: Spoils of War, Gateworld.net, retrieved 1 July 2007
11. Gateworld Spoilers: The Kindred, Part 1, Gateworld.net, retrieved 1 July 2007
12. Gateworld: Scifi unveils fall schedule plans, Gateworld.net, retrieved 17 August 2007
13. Executive Producer Joseph Mallozzi's Blog, blogspot.com, retrieved 17 August 2007
14. Executive Producer Joseph Mallozzi's Blog, blogspot.com, retrieved 17 August 2007

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