It was another rough weekend for Warner Bros.' THE IRON GIANT at the USboxoffice. Directed by Brad Bird, the film finished tenth, grossing anestimated $3.8 million for a total of $12.6 million. Other animationrelated films in the top ten: Buena Vista's supernatural thriller THE SIXTHSENSE, with visual effects by DreamQuest, finished first again, grossing anestimated $26.1 million, which is actually more than last week's $25.8million, for a total of $70 million; Warner Bros.' shark thriller, DEEPBLUE SEA, with digital effects by ILM and Cinesite, finished sixth,grossing an estimated $6.7 million for a total of $57.1 million; The WaltDisney Company's INSPECTOR GADGET, with digital effects by DreamQuest,finished seventh, grossing an estimated $6.2 million for a total of $76.1million; Universal's superhero parody MYSTERY MEN, with digital effects byPOP Film and Rhythm and Hues, finished eighth and grossed an estimated $4.9million for a total of $19.5 million.