Reginald Marsh

as Mr. Wilson (1 episode)

as Sir Hugh

as Doctor (5 episodes), as Mr. Rachel (1 episode)

as Jim Brown (1 episode)

as Gormley (1 episode)

as Dr. Melford

as Dr. Melford (1 episode)

as Arnold Trowbridge (1 episode)

as Uncle Fred (1 episode)

as Johnny Winstanley (1 episode)

as Sir Julian Briggs (1 episode)

as Sir Dennis Hodge (14 episodes), as Sir Dennis (10 episodes)

as Senior Police Officer (1 episode)

as Dr Fowler (archive footage)

as Producer

as Harrison (1 episode)

as Sgt. Carson (1 episode)

as Eddie

as Humphrey (1 episode)

as Mr Atkinson (1 episode)

as Mr Wallis (1 episode)

as Mr. Myers (1 episode)