Dear Mr. Blueberry & I Wanna Iguana Notes help solve a mystery of a whale in a swimming pool; an iguana as a family pet. Details Casts Title Dear Mr. Blueberry & I Wanna Iguana Genres Kids Comedy Release Date 2007-10-15 Episode Runtime 00 Hours 30 Minutes Season Number 7 Episode Number 5 Production Companies GBH, Mississippi Public Broadcasting, Sirius Thinking Peter Linz Theo Jennifer Barnhart Cleo Anthony Asbury Lionel Kathryn Mullen Leona Tyler Bunch Dr. Nitwhite / Walter Pi? Ruth Westheimer Dr. Ruth Wordheimer Chris Phillips Cliff Hanger (voice) Fred Newman Pam Arciero David Matthew Feldman Tim Lagasse Arty Smartypants