Cast
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
ML
Malcolm Lockyer
Sound
DN
Dudley Nichols
Writing
ES
Ernest Steward
Camera
Harry Alan Towers
Production
George Pollock
Directing
Agatha Christie
Writing
Harry Alan Towers
Writing
HMP
Harry M. Popkin
Production
FW
Frank White
Art
PK
Peter Keen
Sound
OAU
Oliver A. Unger
Production
GF
Gerry Fletcher
Costume & Make-Up
PB
Peter Boita
Editing
