Guest Stars Jean Smart voices Dr. Ann Possible Gary Cole voices Dr. James Timothy Possible Kirsten Storms voices Bonnie Rockwaller Shaun Fleming voices Jim Possible Shaun Fleming voices Tim Possible Nicole Sullivan voices Shego Dan Castellaneta voices Goon Tara Strong voices Britina John DiMaggio voices Dr. Drakken John DiMaggio voices Heinrich Breckin Meyer voices Josh Wendell Mankey Roz Ryan voices Wade's Mother