Season five of Stargate: Atlantis began airing July 11, 2008 on the Sci Fi Channel. The final season of the series concluded after 20 episodes. After being a regular character in season four Amanda Tapping (Colonel Samantha Carter) became a guest star in several episodes of season five. Robert Picardo (Richard Woolsey) joined the cast as a permanent character, as Woolsey assumed command of Atlantis. Jewel Staite (Dr. Jennifer Keller) was also promoted from recurring character to permanent cast member. Both Michael Shanks (Dr. Daniel Jackson) and Paul McGillion (Dr. Carson Beckett) appeared as guest stars in this season, with McGillion appearing in five episodes. Actress Torri Higginson did not reprise her role as Dr. Elizabeth Weir in the fifth season. Other season five regular cast members include Joe Flanigan, Jason Momoa, Rachel Luttrell, and David Hewlett respectively.
Episodes
5x1Search and Rescue (2) Jul 11, 2008
5x2The Seed Jul 18, 2008
5x3Broken Ties Jul 25, 2008
5x4The Daedalus Variations Aug 01, 2008
5x5Ghost in the Machine Aug 15, 2008
5x6The Shrine Aug 22, 2008
5x7Whispers Sep 05, 2008
5x8The Queen Sep 12, 2008
5x9Tracker Sep 19, 2008
5x10First Contact (1) Sep 26, 2008
5x11The Lost Tribe (2) Oct 10, 2008
5x12Outsiders Oct 17, 2008
5x13Inquisition Oct 20, 2008
5x14The Prodigal Nov 07, 2008
5x15Remnants Nov 14, 2008
5x16Brain Storm Nov 21, 2008
5x17Infection Dec 05, 2008
5x18Identity Dec 12, 2008
5x19Vegas Dec 19, 2008
5x20Enemy at the Gate Jan 09, 2009