Rod Hallett

as Athelstan (1 episode)

as Brian Brooks (2 episodes)

as Constantin, King of Scotland

as Pastor Stevens

as Simon (4 episodes)

as Petr Asimov

as Carl Jung (1 episode)

as Constantin (5 episodes)

as Guy de Beauchamp, Earl of Warwick (2 episodes)

as Hydra Buyer

as Pushkin (1 episode)

as Younger Terrence Graves (4 episodes)

as Major General Benedict Arnold (1 episode)

as Jonas Clarenbach (9 episodes)

as Detective Worner

as Father Franc (1 episode)

as Joshua Fields (1 episode)

as Graham Perri (1 episode)

as Dr. Malcolm Wallace (11 episodes)

as Mr. Prevost

as Richard Rich (13 episodes)

as Nicanor (1 episode)

as Andrew Dorland (1 episode)