IMDB Rating :
Animation, Action, Adventure
Robert Hughes, Dan Povenmire
Jon Colton Barry, Dan Povenmire
Vincent Martella, Ashley Tisdale, Thomas Brodie-Sangster
Movie Plot :
Phineas and Ferb discover that Perry is a secret agent, and they all get stuck in an alternate dimension where Doofenschmirtz is the ruler of the tri-state area.