John Drew Barrymore

Paolo Morand

Luisa Rivelli

Anna Lugani

Lisa Gastoni

Elisabeth Buckner

Jean Claudio

Davide Lugani

Umberto D'Orsi

Commissioner Perrotti

Ombretta Colli

Christine

Piero Gerlini

The sergeant

María Badmajew

Nini Rosso

Sergio Gibello

Elisa Mainardi

The woman who sends the anonymous letter