Main Characters Jacqueline "Jax" Zhou 23 main appearances Xander Duvall 23 main appearances Ralen Maht 23 main appearances Professor Donovan Osborn 23 main appearances Professor Martin Shral 16 main appearances Atria Nine 13 main appearances Delaney Pilar 13 main appearances Thomas James Ross 13 main appearances Tierney 7 main appearances Regan Fried 10 main appearances Jett Annamali 9 main appearances Matta Ral 4 main appearances Zazie Nichols 9 main appearances Younger Harlan Fried 4 main appearances Greg Li 3 main appearances Professor Ellison Pevney 6 main appearances Admiral Meredith Lucas 7 main appearances Eve Zhou 3 main appearances Leone Vokk 1 main appearances
Recurring Guest Characters Dimitri Andropov 2 guest appearances Captain Jaworski 2 guest appearances Lt. Cade Collins 2 guest appearances Zara 2 guest appearances Billy Dwayne Ross 2 guest appearances Sarika Larson 2 guest appearances Adam Six 2 guest appearances Lost Race Girl 2 guest appearances Xander's Mother 2 guest appearances Roy Scantron 2 guest appearances Atria Three 1 guest appearances Lenar 1 guest appearances Daniel 1 guest appearances Guard 1 guest appearances Pring 1 guest appearances Medic 1 guest appearances Magda Coy 1 guest appearances Bennings 1 guest appearances Norris 1 guest appearances Avar Sumitov 1 guest appearances ⇤ « 1 2 3 4 » ⇥