Frozen is a 2013 American 3D computer-animated musical fantasy
film produced by Walt Disney Animation Studios
and released by Walt Disney Pictures
. Inspired by Hans Christian Andersen
's fairy tale "The Snow Queen
", the film tells the story of a fearless princess who sets off on a journey alongside a rugged iceman
, his loyal pet reindeer, and a naïve snowman to find her estranged sister, whose icy powers have inadvertently trapped the kingdom in eternal winter.