As one team member transitions into a new role, another is met with hesitation in season nine. Having learned of the Ori’s plan to control the mortal plane, the team must find Merlin’s secret weapon that may destroy the Ori and ensure the safety of Earth.
9 - 1Avalon (1) Jul. 15, 2005
9 - 2Avalon (2) Jul. 22, 2005
9 - 3Origin (3) Jul. 29, 2005
9 - 4The Ties That Bind Aug. 05, 2005
9 - 5The Powers That Be Aug. 12, 2005
9 - 6Beachhead Aug. 19, 2005
9 - 7Ex Deus Machina Aug. 26, 2005
9 - 8Babylon Sep. 09, 2005
9 - 9Prototype Sep. 16, 2005
9 - 10The Fourth Horseman (1) Sep. 16, 2005
9 - 11The Fourth Horseman (2) Jan. 06, 2006
9 - 12Collateral Damage Jan. 13, 2006
9 - 13Ripple Effect Jan. 20, 2006
9 - 14Stronghold Jan. 27, 2006
9 - 15Ethon Feb. 03, 2006
9 - 16Off the Grid Feb. 10, 2006
9 - 17The Scourge Feb. 17, 2006
9 - 18Arthur's Mantle Feb. 24, 2006
9 - 19Crusade Mar. 03, 2006
9 - 20Camelot Mar. 10, 2006