S03E18: Submersion
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.
Previous Episode 
Season 1
Rising (1)
S1E1 / 15 Jul 2004
Rising (2)
S1E2 / 15 Jul 2004
Hide and Seek
S1E3 / 23 Jul 2004
Thirty Eight Minutes
S1E4 / 30 Jul 2004
Suspicion
S1E5 / 06 Aug 2004
Childhood's End
S1E6 / 13 Aug 2004
Poisoning the Well
S1E7 / 20 Aug 2004
Underground
S1E8 / 27 Aug 2004
Home
S1E9 / 10 Sep 2004
The Storm (1)
S1E10 / 17 Sep 2004
The Eye (2)
S1E11 / 08 Nov 2004
The Defiant One
S1E12 / 15 Nov 2004
Hot Zone
S1E13 / 22 Nov 2004
Sanctuary
S1E14 / 29 Nov 2004
Before I Sleep
S1E15 / 06 Dec 2004
The Brotherhood
S1E16 / 03 Jan 2005
Letters From Pegasus
S1E17 / 10 Jan 2005
The Gift
S1E18 / 17 Jan 2005
The Siege (1)
S1E19 / 24 Jan 2005
The Siege (2)
S1E20 / 31 Jan 2005
Season 2
The Siege (3)
S2E1 / 15 Jul 2005
The Intruder
S2E2 / 22 Jul 2005
Runner
S2E3 / 29 Jul 2005
Duet
S2E4 / 05 Aug 2005
Condemned
S2E5 / 12 Aug 2005
Trinity
S2E6 / 19 Aug 2005
Instinct
S2E7 / 26 Aug 2005
Conversion
S2E8 / 09 Sep 2005
Aurora
S2E9 / 23 Sep 2005
The Lost Boys (1)
S2E10 / 23 Sep 2005
The Hive (2)
S2E11 / 16 Nov 2005
Epiphany
S2E12 / 28 Nov 2005
Critical Mass
S2E13 / 05 Dec 2005
Grace Under Pressure
S2E14 / 10 Dec 2005
The Tower
S2E15 / 19 Dec 2005
The Long Goodbye
S2E16 / 02 Jan 2006
Coup D'etat
S2E17 / 09 Jan 2006
Michael
S2E18 / 16 Jan 2006
Inferno
S2E19 / 23 Jan 2006
Allies (1)
S2E20 / 30 Jan 2006
Season 3
No Man's Land (2)
S3E1 / 13 Jul 2006
Misbegotten (3)
S3E2 / 20 Jul 2006
Irresistible
S3E3 / 27 Jul 2006
Sateda
S3E4 / 03 Aug 2006
Progeny
S3E5 / 10 Aug 2006
The Real World
S3E6 / 17 Aug 2006
Common Ground
S3E7 / 24 Aug 2006
McKay and Mrs. Miller
S3E8 / 07 Sep 2006
Phantoms
S3E9 / 14 Sep 2006
The Return (1)
S3E10 / 21 Sep 2006
The Return (2)
S3E11 / 19 Nov 2006
Echoes
S3E12 / 26 Nov 2006
Irresponsible
S3E13 / 03 Dec 2006
Tao of Rodney
S3E14 / 10 Dec 2006
The Game
S3E15 / 17 Dec 2006
The Ark
S3E16 / 07 Jan 2007
Sunday
S3E17 / 11 Jan 2007
Submersion
S3E18 / 14 Jan 2007
Vengeance
S3E19 / 28 Jan 2007
First Strike (1)
S3E20 / 04 Feb 2007
Season 4
Adrift (2)
S4E1 / 27 Sep 2007
Lifeline (3)
S4E2 / 04 Oct 2007
Reunion
S4E3 / 11 Oct 2007
Doppelganger
S4E4 / 18 Oct 2007
Travelers
S4E5 / 25 Oct 2007
Tabula Rasa
S4E6 / 01 Nov 2007
Missing
S4E7 / 08 Nov 2007
The Seer
S4E8 / 15 Nov 2007
Miller's Crossing
S4E9 / 29 Nov 2007
This Mortal Coil (1)
S4E10 / 06 Dec 2007
Be All My Sins Remember'd (2)
S4E11 / 03 Jan 2008
Spoils of War
S4E12 / 10 Jan 2008
Quarantine
S4E13 / 17 Jan 2008
Harmony
S4E14 / 24 Jan 2008
Outcast
S4E15 / 31 Jan 2008
Trio
S4E16 / 07 Feb 2008
Midway
S4E17 / 14 Feb 2008
The Kindred (1)
S4E18 / 21 Feb 2008
The Kindred (2)
S4E19 / 28 Feb 2008
The Last Man (1)
S4E20 / 06 Mar 2008
Season 5
Search and Rescue (2)
S5E1 / 10 Jul 2008
The Seed
S5E2 / 17 Jul 2008
Broken Ties
S5E3 / 24 Jul 2008
The Daedalus Variations
S5E4 / 31 Jul 2008
Ghost in the Machine
S5E5 / 14 Aug 2008
The Shrine
S5E6 / 21 Aug 2008
Whispers
S5E7 / 04 Sep 2008
The Queen
S5E8 / 11 Sep 2008
Tracker
S5E9 / 18 Sep 2008
First Contact (1)
S5E10 / 25 Sep 2008
The Lost Tribe (2)
S5E11 / 09 Oct 2008
Outsiders
S5E12 / 16 Oct 2008
Inquisition
S5E13 / 19 Oct 2008
The Prodigal
S5E14 / 06 Nov 2008
Remnants
S5E15 / 13 Nov 2008
Brain Storm
S5E16 / 20 Nov 2008
Infection
S5E17 / 04 Dec 2008
Identity
S5E18 / 11 Dec 2008
Vegas
S5E19 / 18 Dec 2008
Enemy at the Gate
S5E20 / 08 Jan 2009
Joe Flanigan
John Sheppard
David Hewlett
Rodney McKay
Rachel Luttrell
Teyla Emmagan
Jewel Staite
Jennifer Keller
Robert Picardo
Richard Woolsey
