Guest Stars Kevin Clash as Uncle Travelling Matt Dave Goelz voices Uncle Travelling Matt Dan Garza voices Junior Gorg Ben Durocher as Junior Gorg Frank Meschkuleit voices Pa Gorg Andy Heyward as Pa Gorg John Tartaglia voices Sprocket Donna Kimball voices Cotterpin Kanja Chen voices Pogey John Tartaglia voices Architect Karen Prell voices Icy Joe John Tartaglia voices Barry Blueberry Ali J. Eisner voices Balsam Jordan Lockhart voices Murray Aymee Garcia voices Brool Aymee Garcia voices Sherry Contrary Kira Hall voices Brio Co Starring Sam Ramirez voices Background Singers Andrew Hey voices Background Singers Harvey Mason Jr. voices Background Singers Britt Mason voices Background Singers