Sam Dastor

as Dr. Ed Spencer

as Kumranistan Ambassador (3 episodes)

as Tariq

as Hal Ashby

as Self

as Riyad Barzali (1 episode)

as Ben Seligman (2 episodes)

as Gandhi

as Self

as Dinshawji

as V. J. Krishna

as V. J. Krishna (2 episodes)

as Majendie (1 episode)

as Dr Hawkesworth

as Alun (1 episode)

as Dr Shafik (2 episodes)

as Józef Teitelbaum

as Angelo

as Inspector Ghote

as Inspector Ghote (1 episode)

as Dr. Longton

as Counsel (1 episode)

as Casca

as Attard (1 episode)