Dr. Benjamin Beenyman (1 episode)

Professor Whiner

Geoffrey Titchfield (2 episodes)

Mr. Judd (1 episode)

Lord John Choat

Jolyon (2 episodes)

Sir Godfrey Nicholson

Dr. Demainbray (1 episode)

Woodley (7 episodes)

Mr. Breeze (9 episodes)

Stevenson Davies (2 episodes)

Malcolm (15 episodes)

Pendlebury

Captain Henry Cox

Alfred Granger

Vicar (1 episode)

Mr Burt (1 episode)

Fforbes-Ffortescue (1 episode)

Psychologist (1 episode)

Groom (1 episode)

Mr. Coles (1 episode)

Keith Waterfield (1 episode)

Captain Innes Doyle (1 episode)

Lieutenant Watson (1 episode)

Bunny Newbury (3 episodes)

Lord Bunny Newbury (1 episode)

Cavendish (1 episode)

Verger (1 episode)

Lt. Julian Goltheart (1 episode)

Jackson

First Policeman (1 episode)