Calificación
Reparto

Sonia Dresdel
Steffy Millington

Guy Middleton
Inspector Mallory

Hubert Gregg
Jack Kurton

Colin Gordon
Bill Millington

Karl Stepanek
Richard Carling

Eleanor Summerfield
Vera Kurton

John Slater
James C. Oliver

Michael Martin Harvey
Hewson (as Michael Martin-Harvey)

Cyril Smith
Detective Horton