David Chisum

as Tucker (1 episode)

as Jim Wallingford (3 episodes)

as Col. William Barret Travis (1 episode)

as Ron Collins (2 episodes)

as Tom Miller (1 episode)

as Chris Powell (1 episode)

as Dr. Dan Benson

as Colin Miller

as NTSB Spokesman

as Joshua Black (13 episodes)

as husband of Meg Fitch (3 episodes)

as Rick

as Professor Gardner (1 episode)

as Jim Brown (1 episode)

as Richard Slayton (1 episode)

as Andrew Ryan (1 episode)

as Thomas Gage (2 episodes)

as William Block

as Greg (2 episodes)

as Liam Sykes (1 episode)

as Truman

as Jim Martin

as Kevin Wyman (1 episode)

as Don Chamberlain (1 episode)

as President Jefferson Rooney / Lucifer (1 episode)