1. The Red Serpent

The Romans, in an effort to protect their homeland, seek the help of Thracian warrior Spartacus and his team of fighters. After a violent incident, Spartacus must enter the gladiator ring to face his punishment from the Romans.

2. Sacramentum Gladiatorum

Enslaved in gladiatorial school, the newly christened Spartacus must try to suppress his desire for vengeance when his new master promises to reunite him with his wife.

3. Legends

Though Spartacus proved himself during training and now wears the attire of a gladiator, his coarse attitude and relentless quest to see his wife isolates him from his fellow gladiators and Doctore.

4. The Thing in the Pit

Having performed shamefully in the arena against Crixus, Spartacus is forced to fight in the Pits. Batiatus, determined to profit from Spartacus, may be at risk if his debts aren't repaid.

5. Shadow Games

Batiatus is presented with a gladiatorial opportunity of a lifetime. Spartacus and Crixus must overcome their mutual hostility to fight as a team against a legendary and unbeaten opponent.

6. Delicate Things

Lies, distrust and duplicity plague the house of Batiatus and impact the hopes of both Barca and Spartacus, who have benefited from good fortune and envision a future away from the grounds. Barca expects to buy his and his male lover's way out, while Spartacus anticipates his promised reunion with his enslaved wife, part of his reward for a monumental victory in the arena. But just in case things go wrong, Spartacus dreams and schemes an escape plan.

7. Great and Unfortunate Things

Overcome by the pressure of Batiatus's control, Spartacus must make a choice: leave his past behind and assume the mantle of a champion gladiator, or die.

8. Mark of the Brotherhood

Batiatus purchases a fresh batch of slaves during an auction to be trained as gladiators and ponders the idea of selling Crixus.

10. Party Favors

Numerius is honored with an exhibition match for his birthday celebration at the ludus. Ilithyia gives Numerius a surprising gift, but asks for something in return.

11. Old Wounds

Spartacus hovers on the brink. Meanwhile, Batiatus plots revenge against his enemies.

12. Revelations

Lucretia and Batiatus await the arrival of Glaber with the intentions to receive his patronage, while Spartacus focuses his attention on his plan for revenge.

13. Kill Them All

In the season finale, Spartacus enlists the help of an accomplice in order to get his revenge.