The bear, named Trishka, who was supposed to be menacing, loved Mark Linn-Baker and wanted to hug him. Joel Zwick had a difficult time getting the shot.
Bronson Pinchot got water and dirt in his ear while shooting the quicksand scene. He flew to New York to do some interviews and while there, he came down with an ear infection which prevented him from flying back for the next week's shoot.