Campistas
Percy Jackson - Logan Lerman
Thalia Grace - Kaya Scodelario
Annabeth Chase - Chanelle Peloso
Grover Underwood - Brandon T. Jackson
Nico Di Angelo - Ash Stymest
Bianca Di Angelo - Isabelle Fuhrman
Jason Grace - Chad Michael Murray
Rachel Elizabeth Dare - Meekakitty
Zoë Doce Amarga - Nina Dobrev
Luke Castellan - Jake Abel
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Deuses
Zeus - Jason Lewis
Hera - Naomi Watts
Poseidon - Gerard Butler
Deméter - Bridget Regan
Ares - Corey Taylor
Atena - Katie Cassidy
Apollo - Luke Worrall
Ártemis - Mia Wasikowska
Hefesto - Nathan Fillion
Afrodite - Lana del Rey
Hermes - Jude Law
Hades - Johnny Depp
Vitória, Chalé 1 - Zeus, Equipe Mensagem de Íris