Characters played by Ermete Zacconi
Socrate
Characters played by Rossano Brazzi
Simmia
Characters played by Filippo Scelzo
Cebete
Characters played by Alfredo De Sanctis
Critone
Characters played by Olga Vittoria Gentilli
Santippe
Characters played by Luigi Almirante
Il cerusico che prepara la cicuta
Characters played by Alfredo Robert
L'anziano compagno di Socrate
Characters played by Aldo Fiorelli
Fedone
Characters played by Ferruccio Stagni
Eutifrone
Characters played by Mario Brizzolari
L'accusatore
Characters played by Nerio Bernardi
Il giudice
Characters played by Ermete Tamberlani
Meleto
Characters played by Lina Marengo
Una donna al processo
Characters played by Mario Mercati
[no data]
Characters played by Albino Principe
[no data]
Characters played by Amedeo Vecci
[no data]
Characters played by Maria-Pia Vivaldi
(as Maria Vivialdi)