Jonny Lee Miller

as William Walworth

as Oliver Connaught (5 episodes), Executive Producer

as Colonel Vokes

as Paul

as Reza

as Developer

as Simon

as John Major (10 episodes)

as Ruthven

as Self / Frankenstein / The Monster

as Sherlock Holmes (154 episodes), Director

as Roger Collins

as The Creature / Victor Frankenstein

as George Knightley (4 episodes)

as Self

as Michael Young

as Eli Stone (26 episodes)

as Self (1 episode)

as Jordan Chase (3 episodes)

as Tom (7 episodes)

as Self - Guest (1 episode)

as Graeme Obree

as Oren Goodchild