Brad Wright Creator, Executive Producer Robert C. Cooper Creator, Executive Producer Joe Flanigan Major, Lt. Colonel John Sheppard Actor Amanda Tapping Colonel Samantha Carter Actor David Hewlett Dr. Rodney McKay Actor Rachel Luttrell Teyla Emmagan Actor Jason Momoa Ronon Dex Actor Jodelle Ferland Harmony Guest Star Alexis Kellum-Creer Flora Guest Star Yan-Kay Crystal Lowe Mardola Guest Star Paul Mullie Executive Producer N. John Smith Executive Producer Martin Gero Writer William Waring Director