Alastair Sim

Professor Ernst Kronak

Fred Emney

Sir George Denberry-Baxter

Edward Rigby

Timmy Tiverton

Oliver Wakefield

Sir Reginald Foxfield

Patricia Roc

Hope Ollerton

Annie Esmond

Lady Foxfield

Marian Spencer

Lady Shepshod

Olive Sloane

Daisy Barley

Maire O'Neill

Mrs. Mitterley

Gus McNaughton

Ketley

Charles Hawtrey

Young Orton

Peter Gawthorne

Major Shiptonthorpe

Aubrey Mallalieu

Commander Spofforth

G.H. Mulcaster

Inspector

Wally Patch

Sam

Horace Kenney

Walter Shepton

Morris Harvey

Jim Flagg

Ida Barr

Katie

Spencer Trevor

Colonel Hazelhead

Peter Ustinov

Dr. Bentika

Robert Atkins

Hassock

Diana Beaumont

Secretary

Syd Crossley

Uncle Alfred

A. Bromley Davenport

Agent

Charles Doe

Mayor

Alexander Field

Packles Junior

Ian Fleming

United Plastics Barrister

Richard George

Tom Largs

Leopold Glasspoole

Pelham

Michael Martin Harvey

Handover

W.T. Holland

David Keir

Mr. Finningley

Henry B. Longhurst

Bald-headed Man with Blonde

Eliot Makeham

Town Clerk

George Merritt

Police Sergeant

Mignon O'Doherty

Dr. Buckley

Stan Paskin

Attendant

Maurice Rhodes

Alan Tomkins

Sam Wilkinson