John Moffatt

as Alonzo

as Alonzo (voice) (1 episode)

as M. Comeliau (2 episodes), as M. Coméliau (1 episode)

as Mr Evernden

as Judge (1 episode)

as Wigmaker

as Milton

as Edwards (2 episodes)

as Greville Figg

as Kaltenbrunner (1 episode)

as Lord Merlin (8 episodes)

as Benjamin Guggenheim

as Freddie Baker (1 episode)

as George

as Superintendent

as Andrew Mealmaker

as Spencer Russell (1 episode)

as Witwound

as Chief Attendant

as Aehrenthal (1 episode)

as Majordomo

as Bobby Southcott (1 episode)

as Murray

as Adam Honeycombe (3 episodes)