Joe Alaskey, who usually voiced Grandpa Lou in the Nickelodeon show, Rugrats (1991), and in The Rugrats Movie (1998) itself, lends his voice as reporter Rex Pester, when it actually voiced by Tim Curry in the movie.
The demo version of this software was included on the Enhanced CD-Rom features of The Rugrats Movie (1998): "Music from the Motion Picture" Soundtrack Album by Interscope Records.