Cast 12

Hugh O'Brian

Hugh Lombard

Shirley Eaton

Ann Clyde

Fabian

Mike Raven

Leo Genn

General Mandrake

Stanley Holloway

Det. William Henry Blore

Wilfrid Hyde-White

Judge Arthur Cannon

Daliah Lavi

Ilona Bergen

Dennis Price

Dr. Edward Armstrong

Marianne Hoppe

Elsa Grohmann

Mario Adorf

Joseph Grohmann

Bill Mitchell

Narrator (voice)

Christopher Lee

Mr. U.N. Owen (voice)

Crew 13

Agatha Christie

Writing

Harry Alan Towers

Production

Harry Alan Towers

Writing

George Pollock

Directing

Dudley Nichols

Writing

Malcolm Lockyer

Sound

Ernest Steward

Camera

Peter Boita

Editing

Peter Keen

Sound

Harry M. Popkin

Production

Oliver A. Unger

Production

Frank White

Art

Gerry Fletcher

Costume & Make-Up