- Olga Schoberová
- Poppea
- Brad Harris
- Claudio Valerio
- Gia Sandri
- Lucrezia
- Howard Ross
- Marco
- Femi Benussi
- Livia
- Sandro Dori
- Nerone
- Carla Calò
- Calpurnia
- Demeter Bitenc
- Tigellinus
- Albert Balsamo
- Tarquinio il Superbo
- Silvio Bagolini
- Master Lepidus the Sculptor
- Tullio Altamura
- Seneca
- Tony Corti
- (as Tony Corty)
- Nello Pazzafini
- Padre Colonnius
- Elisa Mainardi
- Dionisia
- Peggy Cunningham
- Black Slave
- Antonietta Fiorito
- Girl talking to Seneca at Party
- Marco Tulli
- Consular Judge of Sgurgola Marsicana
- Alberto Sorrentino
- Drusilla's Client
- Franco Pasquetto
- Leander
- Fortunato Arena
- Soldier Cilla
- Francesco De Leone
- Collonius' Guard
- Daniele Vargas
- Druso
- Artemio Antonini
- Roman Getting Slapped
- Augusto Brenna
- Councillor who angers Nero
- Jimmy il Fenomeno
- Cocchino, Lepidus' Servant
- Ugo Mari
- Panicking Man in Brothel
- Luciano Marin
- Fulvius
- Mimmo Poli
- Fat Citizen at the Parade
