| A | B |
| Julius Caesar | envied by many; killed by conspirators; epileptic |
| Antony | athletic; good friend to Caesar; turned mob against conspirators |
| Cicero | Roman senator; was considered for a place in conspiracy |
| Cassius | Brutus' brother-in-law; very jealous of Caesar; commits suicide at Philippi |
| Decius | conspirator; reinterprets Calpurnia's dream |
| Flavius | one of the tribunes who yelled at the commoners for celebrating Caesar's triumphant return |
| Marullus | one of the tribunes who yelled at the commoners for celebrating Caesar's triumphant return |
| Artemidorous | Roman who found out about the conspiracy and tried to warn Caesar on March 15 |
| Cinna the poet | innocent bystander; killed by the mob because of his name and because his words didn't rhyme |
| Pindarus | slave to Cassius; stabbed Cassius; was set free |
| Calpurnia | Caesar's wife; had horrible dream on the night before March 15; begged Caesar to not go to the Capitol |
| Octavius | Caesar's great-nephew; one of the rulers after Caesar's death |
| Lepidus | one of the rulers after the death of Caesar; not well respected by Antony and Octavius |
| Brutus | joined the conspiracy only because he thought it was for the good of Rome; called "the most noble Roman" by Antony |
| Casca | conspirator; first to stab Caesar |
| Metullus | conspirator; asked for forgiveness for his banished brother as a way to get close to Caesar |
| Soothsayer | repeatedly warned Caesar about the "Ides of March" |
| Titinius | soldier sent by Cassius to see if troops were friend or enemy; commits suicide after seeing Cassius dead |
| Strato | servant to Brutus; held Brutus' sword so he could run into it |
| Portia | Brutus' wife; committed suicide by swallowing hot coals |