Stephen Greif

as Professor Ion Porphiriou

as Self - Narrator (voice)

as Presenter

as Royston

as Judge (1 episode)

as Speaker of the House (1 episode)

as Caiaphas

as Spanish Advisor

as Bergen

as Bob's Lawyer

as Narrator

as Alexander (1 episode)

as Commander John Shepherd

as Hans Lipmann

as Gurney (voice)

as Self

as Uncle Henry

as Donato

as Colonel Toftoy (2 episodes)

as Emily's Doctor

as Business Man

as Peter Russell (1 episode)

as Claude Denizet (1 episode)