Mario Colli

as Private Investigator

Ria De Simone

as Amalia

Alena Penz

as Blond Doctor

Sofia Dionisio

as Analyst

Eva Maria Gabriel

as Renzi

Gina Giuri

Gino Pagnani

as Investigator's Assistant

Dario De Grassi

as Antenore Onorato

Gianni Solaro

as Angelo Bortolotti

Eolo Capritti

as Von Stronfen