Luc Merenda as Commissario Verrazzano

Janet Ågren as Giulia Medici

Patrizia Gori as Giorgia

Luciana Paluzzi as Rosy

Chris Avram as Marco Verelli

Daniele Dublino as Commissario Biagi

Gloria Piedimonte as

Giacomo Rizzo as Brigadiere Baldelli

María Baxa as Kora Venier

Isarco Ravaioli as

Edmondo Tieghi as Civetta

Attilio Dottesio as Notary Bruni

Artemio Antonini as Racketeer

Lina Franchi as

Miles Jonn-Dalton as Michel

Angelo Boscariol as Butler (uncredited)

Omero Capanna as Robber (uncredited)