Richard Jaeckel

as Mr. White

as Captain O'Day

as DEA Agent John Page

as Mike Henry

as Al Gibson

as Ben Edwards (23 episodes), as Al Gibson (1 episode)

as Master Chief Sam Rivers (8 episodes)

as Earl Windom

as Martin Quirk (44 episodes)

as Sgt. Bowren

as George Fox

as Dr. Leon Chatsworth (1 episode)

as Martin

as Charles Dale

as Robert Harrison

as William Tucker (1 episode)

as Controller #2

as Frank Hauser

as Kip Williams (1 episode)

as Mike Allison

as Captain Rowan (1 episode)

as Reno Referee