Priscilla Quintana
Jacqueline "Jax" Zhou (23 eps)
Noah Huntley
Professor Donovan Osborn (23 eps)
Ben Radcliffe
Ralen Maht (23 eps)
Vikash Bhai
Professor Martin Shral (23 eps)
Oliver Dench
Xander Duvall (23 eps)
Tina Casciani
Tierney (23 eps)
Akshay Kumar
Jett Annamali (23 eps)
Luke Fetherston
Harlan Fried Jr. (14 eps)
Raechelle Banno
Atria Nine (13 eps)
Banita Sandhu
Delaney Pilar (13 eps)
John Harlan Kim
Greg Li (13 eps)
Martin Bobb-Semple
Thomas James Ross (13 eps)
Manu Bennett
Leone Vokk (13 eps)
Tehmina Sunny
Regan Fried (13 eps)
Tommie Earl Jenkins
Professor Ellison Pevney (13 eps)
Sergio Hernandes
Colony Leader (10 eps)
Kwame Agyei
Young Pevney (10 eps)
Tegen Short
Matta Ral (10 eps)
Nicole Castillo-Mavromatis
Zazie Nichols (10 eps)
J.R. Esposito
The Courier (10 eps)
Isabelle Bonfrer
Cordelia Fried (5 eps)
Ben Cross
Harlan Fried (4 eps)
Amy McPherson
Matta Ral (4 eps)
Jonathan Kerrigan
Seeker Creston Hubbell (3 eps)
Lola Ogunyemi
Kossara (2 eps)
Carla Woodcock
Sarika Larson (2 eps)
Phill Langhorne
Elias Wilson (2 eps)
Johann Urb
Captain Jaworski (2 eps)
Louie Threlfall
Lenar (1 eps)
Karina Banno
Atria Three (1 eps)
Dino Kelly
Lt. Cade Collins (1 eps)
Charlotte Salt
Norris (1 eps)
Mercer Boffey
Bennings (1 eps)
Sophie Robertson
Magda Coy (1 eps)
Richard Blackwood
Billy Dwayne Ross (1 eps)
Douglas Reith
Prescott Fleming (1 eps)
Alexander Hanson
Nelson Fisk (1 eps)
Candace Leung
Elena Liu (1 eps)
Maryam d'Abo
Maya Fleming (1 eps)
Nathan Cooper
Academy Librarian (1 eps)
Daniel Feuerriegel
Devlin (1 eps)
Erin Gray
Captain Beth Grant (1 eps)
Marc Crumpton
Marcus Taylor (1 eps)
Jeffrey Combs
Berman Livingston (1 eps)
Andi Osho
Rosa Ross (1 eps)
Angélica Celaya
Pandora (1 eps)
Charisma Carpenter
Eve (1 eps)
Ana Alexander
Phobus (1 eps)
Adam Shepherd
Young Osborn (1 eps)