Casts
Charles Laughton
as Inspector Jules Maigret
Franchot Tone
as Johann Radek
Burgess Meredith
as Joseph Heurtin
Robert Hutton
as Bill Kirby
Jean Wallace
as Edna Wallace
Patricia Roc
as Helen Kirby
Belita
as Gisella Heurtin
William Phipps
as Janvier
Wilfrid Hyde-White
as Professor Grollet
Howard Vernon
as Inspector (uncredited)
