Main Characters Skye Alexandria Tate 13 main appearances James "Jim" Shannon 12 main appearances Dr. Elisabeth Shannon 12 main appearances Mira 12 main appearances Josh Shannon 12 main appearances Maddy Shannon 12 main appearances Zoe Shannon 12 main appearances Commander Nathaniel Taylor 12 main appearances Dr. Malcolm Wallace 11 main appearances
Recurring Guest Characters Teacher 1 guest appearances General Philbrick 1 guest appearances General Philbrick 1 guest appearances Soldier 1 guest appearances Compound Guard #1 1 guest appearances Compound Guard #2 1 guest appearances Thin Man 1 guest appearances Grainger 1 guest appearances Peter Cameron 1 guest appearances Frannie Cameron 1 guest appearances Cameron Boy 1 guest appearances Phoenix Soldier 1 guest appearances Terra Novan Nurse 1 guest appearances Guzman 1 guest appearances Dr. Katseles 1 guest appearances ⇤ « 1 2 3 4 » ⇥