James Cosmo

as William Pertwee

as Gregory Kern

as Agent Polo

as Francis Crowley

as Joe

as Dida

as Johnny

as Director Houseman (1 episode)

as Max Dalton (3 episodes)

as Welly

as Allan Berwick (3 episodes)

as Lord Goran

as Fraser Warren (6 episodes)

as Waylon

as Narrator (5 episodes)

as Jim Mackie (4 episodes)

as Cardinal Richelieu

as Mr. Fezziwig (voice)

as Howard

as Brodie Grant Snr (3 episodes)

as Nick

as Frank Menzies

as Peter Sprott

as Grant

as John Tanner