Logan Lerman Percy Jackson
Brandon T. Jackson Grover Underwood
Alexander Daddario Annabeth Chase
Jake Abel Luke Castellan
Pierce Brosnan Kheirón
Cathrine Keener Sally Jackson
Kevin McKidd Poszeidón
Sean Bean Zeusz
Uma Thuman Medúza
Melina Kanakaredes Athéné
Maria Olsen Mrs. Dodds/Fúria
Chelan Simmons Silena Beauregard
Serinda Swan Aphrodité