David James Elliott
Alex Kittner (2 eps)
Natasha Henstridge
Dr. Maddie Rhodes (2 eps)
Benjamin Sadler
Roland Emerson (2 eps)
Florentine Lahme
Martina Altmann (2 eps)
James Cromwell
Lloyd (2 eps)
Steven Culp
President Edward Taylor (2 eps)
Natasha Calis
Sadie Kittner (2 eps)
Owen Best
Jake Kittner (2 eps)
Gerard Plunkett
Terence Young (2 eps)
Ty Olsson
Derek (2 eps)
Ron Lea
Tom Ranfield (2 eps)
Benjamin Ayres
Bob Pierce (2 eps)
Michael Kopsa
General Vaughn (2 eps)
Samantha Ferris
Renee Ferguson (2 eps)
Yee Jee Tso
Jered O'Banno (2 eps)
Colin Cunningham
David Rhodes (2 eps)