Ryan Hollyman

as Meat Crayon

as Mr. Vaughn (1 episode)

as Dr. Mansfield

as Ted Riordan (1 episode)

as Jeff Crane

as John Miller

as Alan Booth (2 episodes)

as Mr. Summers

as UN Chief of Staff (3 episodes)

as Lar (Sun-Hunter) (2 episodes), as Lar (1 episode)

as Rex (Older)

as Tom Daly (1 episode)

as Clint Wallace (1 episode)

as Grant

as Bryce

as Dorm Guy (1 episode)

as Older Runner

as Babe Adams

as First Officer Cedermark (1 episode), as Captain Hallonquist (1 episode)

as Tommy (1 episode)

as Handsome Man (uncredited)

as Michel