Bernie Sheredy

as Dr. Roger Wagner

as Sasha

as Colin Brennan (1 episode)

as Tourist

as Norm the Interrogator

as Police Officer #1

as Lazlo Iojeck (1 episode)

as Reporter

as Barnett Ralston III

as Russell Lehrman (1 episode), as Mr. Horton (1 episode), as Georgy Maletkov (2 episodes)