| Actor | Role |
|---|---|
 Anthony QuinnJulius Caesar | Julius Caesar |
 Irene PapasCalpurnia | Calpurnia |
 Larry DolginCassius | Cassius |
 Giacomo Rossi StuartBrutus | Brutus |
 Calisto CalistiNot listed | Not listed |
 Gianni SolaroNot listed | Not listed |
 Giovanni Di BenedettoNot listed | Not listed |
| RRosalba GrottesiCleopatra | Cleopatra |
 Larry BurrellNot listed | Not listed |
| EEdoardo CanaliNot listed | Not listed |
| AAlex RebarNot listed | Not listed |
| DDimitri TamarovNot listed | Not listed |