: Paul McGillion (Dr. Carson Beckett) and Mitch Pileggi (Colonel Steven Caldwell) join the recurring or main cast.
The episode picks up with Atlantis on the verge of destruction. Major John Sheppard is on a suicide mission to pilot a Puddle Jumper armed with a nuclear warhead into a Wraith Hive ship. [S2E1] The Siege: Part 3
: This episode marks the beginning of the departure arc for Rainbow Sun Francks (Aiden Ford) as a series regular. Reception and Impact : Paul McGillion (Dr
: Realizing they cannot win a direct confrontation, the team uses a Zero Point Module (ZPM) brought by the Daedalus to power the city's shield and then fakes the city's destruction by detonating a nuke above the shield while simultaneously engaging the cloak . The Wraith, believing the city destroyed, depart. Major John Sheppard is on a suicide mission
: Lieutenant Aiden Ford is found alive after falling into the ocean during a fight with a Wraith. However, he has suffered an overdose of Wraith enzyme, which grants him superhuman strength and aggression while making him unstable. Cast and Crew Director : Martin Wood Writer : Martin Gero