<P> Aiming to retrieve Zeus' thunderbolt from Ares in order to defeat Kronos, Perseus challenges him to a duel . Ares accepts . Meanwhile, Andromeda's army is overwhelmed by the Makhai . Hades revives Zeus and together they defeat the creatures . Kronos appears and begins to attack Andromeda's army . Zeus and Hades hold off Kronos while Perseus duels Ares eventually killing him with the thunderbolt . Combining the gods' weapons into the Spear of Trium, Perseus destroys Kronos, traveling to his heart and throwing the spear into it . </P> <P> Zeus reconciles with Perseus and then dies of his wounds . Hades tells Perseus that now he is powerless and leaves . Perseus kisses Andromeda . Helius tells his father that he wants to return to his life as a fisherman, but Perseus tells him they can't . Perseus encourages Helius to be proud of himself, as his son and the grandson of Zeus . The film ends with Perseus giving his sword to Helius . </P> <Ul> <Li> Sam Worthington as Perseus, the demigod son of Zeus, who defeated the Kraken and saved humanity; Zeus enlists Perseus' help in order to defeat the Titan Kronos . </Li> <Li> Liam Neeson as Zeus, the god of the sky and ruler of Mount Olympus, Perseus' father . </Li> <Li> Ralph Fiennes as Hades, the god of the underworld, who makes a deal with Kronos . </Li> <Li> Rosamund Pike as Andromeda, who was saved by Perseus when she was a princess; now crowned Queen of Argos, she joins Perseus in his quest to defeat Kronos . Pike replaced Alexa Davalos in the role, due to a schedule conflict . </Li> <Li> Bill Nighy as Hephaestus, the fallen god, forger of the gods' weapons . </Li> <Li> Édgar Ramírez as Ares, the god of war, who betrays his father Zeus to join Hades . </Li> <Li> Danny Huston as Poseidon, the god of the sea, Agenor's father . </Li> <Li> Toby Kebbell as Agenor, the demigod son of Poseidon; he joins Perseus in his quest to defeat Kronos . </Li> <Li> John Bell as Helius, the young son of Perseus . </Li> <Li> Lily James as Korrina, a female soldier from Argos . </Li> <Li> Sinead Cusack as Clea, Helius' teacher and guardian in Perseus' absence . </Li> <Li> Martin Bayfield as the Cyclops Elder, who leads Perseus and his group to Hephaestus . </Li> <Li> Spencer Wilding as Minotaur, the ferocious creature who guards the labyrinth . </Li> </Ul> <Li> Sam Worthington as Perseus, the demigod son of Zeus, who defeated the Kraken and saved humanity; Zeus enlists Perseus' help in order to defeat the Titan Kronos . </Li>

Who plays hades in wrath of the titans