Susan Blakeslee Wanda Voice Daran Norris Cosmo Voice Tara Strong Timmy Turner Voice Jim Ward Chet Ubetcha Voice Carlos Alazraqui Denzel Crocker Voice Grey DeLisle Veronica , Principal Waxelplax , Vicky Guest Voice Dee Bradley Baker Elmer Guest Voice Gary LeRoi Gray AJ Guest Voice Jason Marsden Chester McBadbat Guest Voice Rob Paulsen Bucky McBadbat , Mr. Burkenbake Guest Voice Wincat Alcala Director Sarah Frost Director Steve Marmel Writer Butch Hartman Writer Gary Conrad Director Jack Thomas Writer Scott Fellows Writer