Robert Montgomery

Robert Kilmount

Edward Arnold

Quentin 'Doc' Ramsey

Reginald Owen

Gervase Gonwell

Edmund Gwenn

Munsey, the Butler

E. E. Clive

Mr. Redwood

Ronald Sinclair

Master Gerald Kilmount

Norma Varden

Maureen Kilmount

Halliwell Hobbes

Lord Chancellor

Ian Wolfe

Reading Clerk (as Ian Wulf)

Peter Godfrey

Judson

Billy Bevan

Castle Guide

Harry Allen

Mayor (uncredited)

Jimmy Aubrey

Cockney (uncredited)

Frank Baker

Policeman (uncredited)

Barbara Bedford

Ramsey's Secretary Martha Jackson (uncredited)

Frank Benson

Sexton (uncredited)

Ted Billings

Townsman Outside House of Lords (uncredited)

Barlowe Borland

Fingal (uncredited)

Matthew Boulton

Ickerton (uncredited)

John Burton

Clerk (uncredited)

David Clyde

Hanger-on (uncredited)

James Conaty

Lord (uncredited)

Alec Craig

Fingal's Son (uncredited)

Sayre Dearing

Gunman in Card Game (uncredited)

William Haade

Crapshooter (uncredited)

Sam Harris

Lord (uncredited)

Holmes Herbert

Sergeant-at-Arms (uncredited)

Olaf Hytten

Hodges (uncredited)

Gladden James

Silky's Secretary (uncredited)

Colin Kenny

Sergeant (uncredited)

Claude King

Yeoman Usher (uncredited)

Miles Mander

Attorney General (uncredited)

Eddie Marr

Kilmount Salesman with Gun (uncredited)

Harold Miller

House of Lords Courtroom Spectator (uncredited)

Leonard Mudie

Mr. Allington (uncredited)

Forbes Murray

Diplomat (uncredited)

William H. O'Brien

Turnkey (uncredited)

Tempe Pigott

Mrs. Oakes (uncredited)

Harry 'Snub' Pollard

Townsman (uncredited)

John Power

Tourist (uncredited)

William Stack

Coroner (uncredited)

Zeffie Tilbury

Miss Nana (uncredited)

Anthony Warde

Kilmount Salesman (uncredited)

Robert Warwick

Clerk at Parliament (uncredited)

Ben Welden

Silky's Driver (uncredited)

Frederick Worlock

Lord Elfie (uncredited)