Geoffrey Chater

as Professor Phillips (1 episode)

as Brother Robert (1 episode)

as Genuine Carol Singer (1 episode)

as Headmaster (1 episode)

as Dr. Lonsdale (1 episode)

as Dr. Archibald

as Sutton Frobisher (1 episode)

as Colonel Hal Clifford (1 episode), as Sir Henry Bing (1 episode)

as Mr Wilkinson (1 episode)

as Reverend Croker

as Lawyer

as Justice Saunders

as Cyril Freebody

as Wren

as Frank Musgrave (2 episodes)

as Finley

as Sir Lawrence Bragg

as Mr Allen

as Guy Liddell

as Harold Webb

as Mr Algernon Wyse (10 episodes)

as Michael Hatherley

as Magistrate

as Minister (6 episodes)

as Mr. Allen (1 episode), as Harold Webb (1 episode), as Michael Hatherley (1 episode)