Watch Percy Jackson & the Olympians: The Lightning Thief (2010) full movie online.
Synopsis: Always trouble-prone, the life of teenager Percy Jackson (Logan Lerman) gets a lot more complicated when he learns he’s the son of the Greek god Poseidon. At a training ground for the children of deities, Percy learns to harness his divine powers and prepare for the adventure of a lifetime: he must prevent a feud among the Olympians from erupting into a devastating war on Earth, and rescue his mother from the clutches of Hades, god of the underworld.
Director: Chris Columbus
Writers: Craig Titley , Rick Riordan
Stars: Logan Lerman, Kevin McKidd, Steve Coogan
Sources: IMDB, Wikipedia