Guest Stars Don S. Davis as Lt. Gen. George Hammond Colin Cunningham as Major Paul Davis David Hewlett as Dr. Rodney McKay Robert Wisden as Bert Samuels Alessandro Juliani as Katep David Lewis as Cameron Balinsky James Purcell as Dr. Hershfield Co Starring Benjamin Easterday as Ra's Jaffa Commander Jay Williams as Ra Georgia Craig as Sabrina Gosling Neil Schell as Mr. Crandall Maurico Vasquez as Student
