In their quest to confront the ultimate evil, Percy and his friends battle swarms of mythical creatures to find the mythical Golden Fleece and to stop an ancient evil from rising.
Percy Jackson
Logan Lerman
Grover Underwood
Brandon T. Jackson
Annabeth Chase
Alexandra Daddario
Tyson
Douglas Smith
Clarisse La Rue
Leven Rambin
Luke Castellan
Jake Abel
Young Thalia
Katelyn Mager
Chris Rodriguez
Grey Damon
Thalia Grace
Paloma Kwiatkowski
Chiron
Anthony Stewart Head
Mr. D / Dionysus
Stanley Tucci
Hermes
Nathan Fillion
Polyphemus / Laistrygonian
Robert Maillet
Polyphemus (voice)
Ron Perlman
Tereus
Connor Dunn
Young Annabeth
Alisha Newton
Young Grover
Bjorn Yearwood
Young Luke
Samuel Braun
Gray Sister #1
Mary Birdsong
Gray Sister #2
Yvette Nicole Brown
Gray Sister #3
Missi Pyle
Martha (voice)
Octavia Spencer
Reardon
Christopher Redman
Ichneutae
Jordan Weller
Harpy Barista
Camille Atebe
Barista - Hecatonshire
Anthony Shim
Kronos
Robert Knepper
Ganymede
Richard Yearwood
Cyclops #1
Derek Mears
Cyclops #2
Aleks Paunovic
Parcel Store Customer
Maxine Miller
Oracle (voice)
Shohreh Aghdashloo
George (voice)
Craig Robinson