Giorgio Albertazzi

Philo Vance

Mico Cundari

Chester Greene

Micaela Esdra

Ada Greene

Anna Maria Gherardi

Sibilla Greene

Elena Zareschi

Mrs. Greene

Sergio Rossi

Markham

Marco Tulli

Sproot

Mario Avogadro

Rex Greene

Silvio Anselmo

Heath

Varo Soleri

Currie

Nais Lago

Ms. Hemming

Andrea Lala

Dr. Von Bloon

Tino Bianchi

Mr. Ross

Renata Bernardini

Alice Barton

Gino Nelinti

Mr. Snitkin

Marco Leto