Connor Trinneer has been cast as the new face of Michael in one of the late episodes of Season 2 (EP 216A - Michael). The news was announced by Connor last weekend during a convention.

Connor Trinneer, is no veteran to Sci-fi, having played a succesful role in Star Trek: Enterprise, as Charles "Trip" Tucker. However, Connor is not the first character from Star Trek: Enterprise to guest star on the show, with Jolene Blalock"T'Pol" previously playing a Jaffa priestess, Ishta on two episodes, and John Billingsley "Phlox" who played Dr. Simon Coombs in an episode in season six.

Connor Trinneer will play the role of Michael, a young Lieutenant who wakes up in Atlantis and is unable to remember his past.