In theaters, the CatDog (1998) short "Fetch!" was featured before the movie, though the CatDog short "Winslow's Documentary" (aka "Winslow's Home Videos") was featured as a bonus feature on the original VHS and DVD releases.
Marked the first use of the infamous Klasky Csupo robot logo (the graffiti logo had been used more for Rugrats before then and, up until a certain point in the series, was still used) by Rugrats media and in the theatrical releases of Nick's movies.
The trivia item below may give away important plot points.
The first and only Nickelodeon movie (up until 2008) in which the main antagonist (the Wolf) dies in the end. Other Nickelodeon movies have had secondary antagonists die though and others have had characters who aren't antagonists die. More prominently, most of the others have had primary antagonists be arrested or suffer some kind of humiliating defeat instead.