Calificación
Reparto

Dermot Walsh
Frank Manning

Hazel Court
Clare Manning

Hermione Baddeley
Madame Del Mar

Alexander Gauge
Smith

Bill Travers
Rex

Archie Duncan
Jim Fenton

James Vivian
Larry Fenton

Frederick Schrecker
Plattnaur

John Penrose
Paulson

Hugh Latimer
Inspector Barlow

Beryl Baxter
Plattnauer's Accomplice

Gwen Bacon
Matron

Maxwell Foster
Dr. Stevenson

Monti DeLyle
Dance Director

Howard Lang
Policeman