Ben Stein and Rodney Dangerfield were the only cast members who appeared in Casper (1995).
Beetleborgs and Power Ranger Zeo merchandise can be seen in Chris' room. Shannon Chandler starred in Big Bad Beetleborgs (1996). Both show are Saban productions.
Steve Guttenberg grew out a beard for the movie.
Brendon Ryan Barrett (Chris Carson) voiced Casper three years later in Casper's Haunted Christmas (2000).
Casper Van Dien makes a cameo as a bystander.