Main Characters Dr. Nicholas Rush 40 main appearances Everett Young 40 main appearances Matthew Scott 40 main appearances Chloe Armstrong 40 main appearances Eli Wallace 40 main appearances Tamara Johansen 40 main appearances Ronald Greer 40 main appearances Camille Wray 25 main appearances
Recurring Guest Characters Airman Evans 1 guest appearances Dr. Andrew Covel 1 guest appearances S.F. Sergeant 1 guest appearances Geiger Counter Tech 1 guest appearances Senator Michaels 1 guest appearances Ambassador Ovirda 1 guest appearances Dr. Rodney McKay 1 guest appearances Richard Woolsey 1 guest appearances Soldier 1 guest appearances Captain 1 guest appearances Administrator 1 guest appearances Airman 1 guest appearances Worker 1 guest appearances Corporal Reynolds 1 guest appearances Tasia 1 guest appearances Steven 1 guest appearances Matthew Wallace 1 guest appearances Sara 1 guest appearances Janelle Monáe 1 guest appearances ⇤ « 1 2 3 4 5 6 » ⇥