Fearless optimist Anna (voice of Kristen Bell) teams up with rugged mountain man Kristoff (voice of Jonathan Groff) and his loyal reindeer Sven in an epic journey, encountering Everest-like conditions, mystical trolls and a hilarious snowman named Olaf in a race to find Anna’s sister Elsa (voice of Idina Menzel), whose icy powers have trapped the kingdom of Arendelle in eternal winter. Encountering Everest-like conditions, mystical trolls and a hilarious snowman named Olaf, Anna and Kristoff battle the elements in a race to save the kingdom. Rated PG.