01 hours 18 minutes
- Bobby Gaylor, Caroline Rhea, Dan Povenmire, Dee Bradley Baker, Isabella Murad, Jeff 'Swampy' Marsh, Kelly Hu, Laura Dickinson, Maulik Pancholy, Mitchel Musso, Olivia Olson, Richard O'Brien, Thomas Brodie-Sangster, Vincent Martella
- Dan Povenmire, Robert Hughes
- Animation, Comedy, Family, TV Movie
Perry’s worst fear comes true when Phineas and Ferb finds out that he is in fact Secret Agent P, but that soon pales in comparison during a trip to the 2nd dimension where Perry finds out that Dr. Doofenshmirtz is truly evil and successful.