In a scene where John Stockwell's character is under his car fixing it, Fisher Stevens says to him: "Ya know, I seen this movie where this haunted car flames guys out," referring to John Carpenter's Christine (1983) in which Stockwell had a major role.
According to CINEFANTASTIQUE Magazine, alien puppets were made for the opening sequence, but were scrapped.
The comic Michael passes to Vince in typing class is X-Men Classics Issue 3.
This was one of the films green-lit by Disney's then-new Touchstone division when Ron Miller was still head of the company, but released after Michael Eisner had taken his place.