Justin Salinger

as Dr. Friedman

as Great Uncle Matthew (GUM) / Madame Fidolia

as Alec (7 episodes)

as Ian

as DSI Julian Gregory

as Aaron Limehouse (1 episode)

as Ulysses S. Grant (3 episodes)

as Bearded Marxist Professor

as Harry White

as Carl Meisner (7 episodes)

as Ray

as Tabloid Journalist (1 episode)

as Donald Crowhurst

as Malcolm Norris (3 episodes)

as James

as Doctor

as Ian Woodall

as Connor (2 episodes)

as Connor's Dad

as David Arad

as Grant Findlay (2 episodes)

as Chief Inspector Morrow (1 episode)

as James Windell (6 episodes)

as Nathaniel Hinchcliffe (2 episodes)