Jean Smart
Dr. Ann Possible (voice)
Jo Anne Worley
Mrs. Rockwaller (voice)
Melissa McCarthy
DNAmy (voice)
John DiMaggio
Snow Beast / Pig Man / Bird Man (voice)
Patrick Warburton
Steve Barkin (voice)
Kirsten Storms
Bonnie Rockwaller (voice)
Gary Cole
Dr. James Possible (voice)
