Tom Brand (Kevin Spacey) is a daredevil billionaire at the top of his game. His company is nearing completion on the tallest skyscraper in the northern hemisphere. But Tom•s workaholic lifestyle has disconnected him from his family, particularly his wife Lara (Jennifer Garner) and daughter Rebecca (Malina Weissman). Rebecca's 11th birthday is here, and she wants a cat. Tom hates cats but needs a gift. He finds a mystical pet store where the owner, Felix Perkins (Christopher Walken), presents him with a tomcat named Mr. Fuzzypants. En route to his daughter's party, Tom has a terrible accident. When he wakes he discovers he is trapped in the body of the cat. Adopted by his own family, he begins to experience his life through a new perspective. In order to return to his family as the husband and father they deserve, Tom will have to learn why he has been placed in this peculiar situation.