Dr. Nicholas Rush - Since the loss of his wife, Rush's dedication to science and his desire to explore the mysteries of the ninth chevron have overridden all else, at any cost. He alone is to blame for the situation that has flung everyone to the far reaches of the universe, without a way home. Even in his solitude, he is without remorse. (From MGM)
Col. Everett Young - As a life-long military man Col. Young has had difficulty hanging up his wings. When he signs on for one more mission, it pushes his already strained marriage to the breaking point. Young is not one to assign high risk missions to others and he is often at odds with Dr. Rush. (From MGM)
Camile Wray - Human resources executive Wray finds herself the highest ranking member of the International Oversight Committee (IOA) onboard the Destiny. Like many of those stranded on the ship, she is devastated by the separation from loved ones back on Earth. (From MGM)
Lt. Matthew Scott - Scott is a new member to the Stargate team with a troubled past. He is completely unprepared when he is thrust into a leadership role at a time of crisis. Scott struggles to maintain accord between those who have different agendas. (From MGM)
Lt. Tamara Johansen - Unable to afford medical school, this strong willed medic was days away from leaving the program when she found herself the only one with any medical training on board the Destiny. She has to contend with a difficult and secret history with someone who is also on board. (From MGM)
Eli Wallace - A total slacker, who just happens to be an utter genius with anything he puts his mind to - mathematics, computers, video games. A lack of confidence has left him with an acerbic sense of humor. (From MGM)
Chloe Armstrong - Chloe is both the daughter of and aide to U.S. Senator Alan Armstrong, the head of an organization that exists to oversee funding for the Stargate Program. She was responsible for influencing the decision to continue financial support for research into the ninth chevron. She has a wild streak and is closer to her father than to her mother. (From MGM)
Lt. Gen. Jack O'Neill - Lt. Gen. Jack O'Neill is the first leader of the legendary SG-1 and now heads Homeworld Security. His headquarters at Homeworld Command in Washington, D.C., oversees the rescue effort to bring home those stranded so very, very far away aboard the Ancient ship Destiny.
Dr. Daniel Jackson - Dr. Jackson is the brilliant archaeologist who opened the Stargate over a decade ago and made the Stargate Program possible. He joined SG-1 upon its inception and found the Lost City of the Ancients, Atlantis. He's considered the world's foremost expert on the Ancients, the advanced race of humans who built the Destiny so very long ago.
Col. Samantha Carter - She holds a Ph.D. in Theoretical Astrophysics and is the foremost expert on the technology of the Stargate, having upgraded the dialing computer program to dial the Stargate at Stargate Command without the use of a Dial Home Device. She was one of the original members of SG-1, became its leader for one year, became the head of R&D for a brief while at Area 51, rejoined SG-1 during the war with the Ori, became the leader of Atlantis Base, and then was given the command of the Daedalus-Class starship U.S.S. George Hammond.
Col. Telford - Stubborn and supremely confident, Colonel Telford is the head of the team that was selected to take the first journey through the Stargate using the ninth chevron. He is a life-long, highly skilled military man who is also an F-302 pilot. (From MGM)
Dr. Williams - Scientist or liaison with Homeworld Security who is working on a new solution to get those stranded on the Destiny home. (According to spoilers for "Earth") CASTING: According to IMDb: Ryan Kennedy
Dr. Eleanor Perry - A brilliant scientist who happens to be a quadriplegic, affected since childhood. However, after being brought on board the Destiny as the only person who may be able to save the ship and her crew from certain annihilation, she is given temporary powers that enable her to walk again and to finally experience intimacy. (Modified from a casting call from Spoiler TV for "Sabotage")
U.S. Government and International Oversight Advisory (IOA)
Sen. Alan Armstrong - He was the distinguished Senator who had the political oversight to the Icarus Project. He was also the proud loving father of Chloe Armstrong, who was also his political aide. Senator Armstrong sacrificed his life in order to give those stranded on the Destiny more time to figure out the problem with the Ancient ship's air supply.
Carl Strom - IOA representative and Camile Wray's supervisor, Carl Strom believes that the IOA should have full control of the Destiny. He does everything he can to see that this becomes a reality.
2nd Lt. Vanessa James - Stranded on the Destiny, Lt. James also had a sexual relationship with Lt. Matthew Scott while they were assigned to Icarus Base.
Jeremy Franklin - He assists in the surveying of the Destiny and sealing leaks. He is one of the members of the first away team to a planet selected by the Destiny to help in the ship's air system repairs.
Sgt. Spencer - He is "a hard-ass military type who proves himself a bit of a loose cannon with a hair-trigger temper facing the strain and tensions of an unforeseen jaunt through distant space." (Joseph Mallozzi quote)
Emily Young - She is Col. Everett Young's wife who was upset when her husband took the position as the Icarus Base commander. She is eager for him to resign his commission.
Maryann Wallace - She is Eli's mother, a hard-working waitress who also has a serious medical condition that has run down her family's finances. Eli takes the job on the Icarus Project in order to help his mother cover the medical expenses, which will be taken care of by the U.S. Air Force.
Annie Balic - Lt. Matthew Scott's lover from youth and now mother of his eight-year-old son. CASTING: Sarah Smyth
Chloe's Mother
Chloe's Mother - Chloe's mother. Chloe was closer to her father, Senator Alan Armstrong, than to her mother and it wasn't unusual for the two women to argue. CASTING: Anna Galvin