Mrs Pym of Scotland Yard

Mary Clare

Mrs Pym

Nigel Patrick

Richard Lodden

Irene Handl

Miss Bell

Edward Lexy

Det-Inspector Shott

Janet Johnson

Maraday Wood

Anthony Ireland

Henry Mencken

Robert English

Commissioner of Police

Arthur Ridley

Divisional Surgeon

Vernon Kelso

Frank Wood

Lionel Dymoke

Assistant Commissioner

Ben Williams

Detective-Constable

Arthur E. Owen

Hall Porter

Jack Jameson

Clerk from Criminal Record Office

Joan Halladay

Eliza Puttick