John Brotherton

as Brad Hamilton

as John Hamilton

as Nick

as Seth Surname-Von Hoverkraft(1 ep)

as Steve

as John Hamilton

as Brad

as Ben

as Chris

as Officer Whitman(1 ep)

as Vater(1 ep)

as Tim Nash(2 eps)

as Anderson Whitmire

as Gene Kranz(1 ep)

as Nicholas

as Dr. Matt Harmon(37 eps)

as John

as Wyatt(1 ep)

as Sheppard

as Scott Mason(1 ep)

as Nova Starblaster Pilot

as Handsome Guy(1 ep)

as Brad

as Kevin Kirkpatrick(1 ep)

as Jeff Lawler

as Dave Gabriel

as Jack

as Dakota(2 eps)

as Agent Drake(1 ep)

as Andrew(1 ep)

as Dr. Matt(1 ep)

as Agent 'Stan' Hughes(1 ep)

as Clay(1 ep)

as Will Casey(1 ep)

as Colin Alexandre

as Smith

as Joe Walker(1 ep)

as Kevin Fetzer (35 Years Old)(1 ep)