Brad Wright Creator, Executive Producer Robert C. Cooper Creator, Executive Producer, Writer Joe Flanigan Major, Lt. Colonel John Sheppard Actor Torri Higginson Dr. Elizabeth Weir Actor Rainbow Sun Francks Aiden Ford Actor David Hewlett Dr. Rodney McKay Actor Rachel Luttrell Teyla Emmagan Actor Paul McGillion Dr. Carson Beckett Guest Star Craig Veroni Dr. Peter Grodin Guest Star Christopher Heyerdahl Halling Guest Star David Warry-Smith Director