| Cast list | | Boris Karloff | as | Don Gaetano | | Franca Marzi | as | Gloria D'Auro (as Frana Marzi) | | Patrizia Remiddi | as | Fiorella Andreani (as Patricia Remiddi) | | Carlo Duse | as | Foster | | Giuseppe Addobbati | as | Direttore 'Sirena' | | Giulio Battiferri | as | Il rapitore | | Giuseppe Chinnici | as | Maresciallo Antonio Carcani | | Alberto D'Amario | as | Morozzi | | Domenico De Nimmo | as | Uomo di Pozzuoli | | Angelo Dessy | as | Un contrabandiere | | Jole Fierro | as | Giulia | | Clara Gamberini | as | La contessa | | Germana Paolieri | as | Adalgisa | | Salvatore Scibetta | as | Col. Della Finanza | | Renato Vicario | as | Ten. Mario Andreani |
| | Crew list: | | Roberto Bianchi Montero (Director) | | Roberto Bianchi Montero (Writer) | | Carlo Lombardo (Writer) |
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