Frank Middlemass

as Bernard

as Judge (1 episode)

as Mr Markland (1 episode)

as Edgar Deacon (4 episodes)

as Noah Farrow (1 episode)

as Mr. Walrus

as Priestly

as Arthur Broughton (1 episode)

as Clive Parrott (1 episode)

as Baron Lemartin (1 episode)

as Dr. Alex Ferrenby (20 episodes)

as Alex

as Rocky Hardcastle (14 episodes)

as Dr. Froelich

as Dubois

as Major Palgrave

as Alfred (1 episode)

as Uncle Pumblechook (2 episodes)

as Leonard Huckerby (1 episode)

as Charlet (1 episode)

as Mr Brownlow (6 episodes)

as Caterpillar (voice)