When Snow falls in the summer at The Snow Animal Kingdom, it’s up to The Otter Princess Amy to team up with Her Sister, A Hot Guy, and A Snowman, to defeat well, Her Sister, A Hot Guy, and A Snowman.
- Jennifer Aniston as Amy
- Patti Murin as Amy’s Singing Voice
- Isabella Crovetti as Young Amy
- Jennifer Lopez as Elizabeth
- Myla Beau as Young Elisabeth
- Kevin James as Kelsey
- Sam Rockwell as Walter the Snowman
- Ian McShane as Harry
- John Riddle as Nice Harry
- Ian McKellen as Duke of Whitworth
- Samuel L. Jackson as Owen the Arctic Fox
- Keith David provides Owen’s singing voice
- Dee Bradley Baker as Ren the Reindeer
- Mel Brooks as Grand Pebble
- Rachel House as Brenda
- James Cromwell as Markowski
- Amanda Seyfried as India, Amy and Elisabeth’s Mom.
- Maurice LaMarche as Angus, Amy and Elisabeth’s Dad.
- Fred Tatasciore as Mashmallow, A Giant Snowman.
- When Summer Comes - Citizens of Aracel
- Do You Wanna Draw a Picture - Amy (Young and Adult)
- In A Million Years - Amy and Elisabeth
- Look at You Go - Amy and Nice Harry
- Let It Flow - Elisabeth
- Oh No No No - Owen
- Summer Sun - Walter
- Life's Too Hard - Amy and Elisabeth
- Change the World - The Rocks
- Life's Too Hard (Reprise) - Amy
- Let It Flow (Reprise) - Amy, Elisabeth, Kelsey, Walter, Ren, and Residents of Aracel
- Lost in the Storm (End Credits Song)
- This is the fifth Shires Animation Studios feature to have the "Created and Produced at Shires Animation Studios, www.shires.com" credit at the end.
- The fourth film with the Shires logo under the movie title.
- This is the third Shires Animation Studios film to feature the full 2011 Shires opening logo as a closing logo.
- This is the second Shires animated feature to show only the studio logos in the beginning, and the title card and credits only appear at the end.
- The animation is produced by Sony Pictures Imageworks and Reel FX Creative Studios.
- The film was rated PG-13 for Motion Picture Association of America.