Discover
Giuseppe Pagliarini
Ispettore Gates
Giuseppe Caldani
George Appleby
Carlo Alighiero
Sergente May
Mario Ferrari
Signor Prescott
Romolo Costa
Professor Prothers
Luisa Rivelli
Helen Webster
Loris Gafforio
Eldridge
Directing
Vittorio Cottafavi
Director
Writing
Philip Levene
Writer
Directing
Vittorio Cottafavi
Director
Writing
Philip Levene
Writer