| Type: | cameo |
| Age Range: | 20 – 40 |
| Gender: | male |
| Voice Part: | spoken |
| Vocal Range: | none |
| Dancing: | N/A |
| Name | Gender | Vocal Part | Age Range | Role Type |
| Artemidorus | male | spoken | 25 – 50 | supporting |
| Caius Ligarius | male | spoken | 25 – 50 | supporting |
| Calpurnia | female | spoken | 30 – 50 | supporting |
| Casca | male | spoken | 30 – 50 | supporting |
| Cassius | male | spoken | 35 – 50 | lead |
| Cicero | male | spoken | 30 – 50 | supporting |
| Cinna | male | spoken | 30 – 50 | supporting |
| Cinna, the Poet | male | spoken | 30 – 50 | supporting |
| Claudius | male | spoken | 20 – 40 | cameo |
| Clitus | male | spoken | 20 – 40 | cameo |
| Dardanius | male | spoken | 20 – 40 | cameo |
| Decius Brutus | male | spoken | 30 – 55 | supporting |
| Flavius | male | spoken | 30 – 50 | supporting |
| Julius Caesar | male | spoken | 35 – 52 | lead |
| Lucilius | male | spoken | 25 – 55 | cameo |
| Lucius | male | spoken | 20 – 40 | cameo |
| Marcus Aemilius Lepidus | male | spoken | 50 – 75 | supporting |
| Marcus Brutus | male | spoken | 35 – 50 | lead |
| Mark Antony | male | spoken | 35 – 50 | lead |
| Messala | male | spoken | 25 – 55 | cameo |
| Metellus Cimber | male | spoken | 30 – 55 | supporting |
| Murullus | male | spoken | 30 – 50 | supporting |
| Octavius | male | spoken | 18 – 28 | lead |
| Pindarus | male | spoken | 21 – 45 | supporting |
| Popilius Lena | male | spoken | 30 – 55 | supporting |
| Portia | female | spoken | 30 – 50 | supporting |
| Publius | male | spoken | 30 – 50 | supporting |
| Senators, Citizens, Guards, Attendants | N/A | chorus | ||
| Terminus | male | spoken | 30 – 50 | supporting |
| Titinius | male | spoken | 25 – 55 | cameo |
| Trebonius | male | spoken | cameo | |
| Varro | male | spoken | 20 – 40 | cameo |
| Volumnius | N/A | spoken | 25 – 55 | cameo |
| Young Cato | male | spoken | 18 – 30 | cameo |