'Percy Jackson: Sea of Monsters' a pleasing balance of action and comedy

Demi-gods embark on a perilous quest to locate the mythical Golden Fleece in the action-packed sequel to the 2010 fantasy adventure.

Thor Freudenthal may have replaced Chris Columbus in the director’s chair but this second chapter in the series, based on the book by Rick Riordan, doesn’t stray too far from the template of the original, re-imagining Greek mythology through the eyes of gung-ho teenage protagonists.