A strange case. For his one line in "After Today" the Trekkie with braces is voiced by Eddie Deezen, but when cat calling Stacey he's voiced by Dante Basco.
Jason Marsden replacing Dana Hill as Max. Justified as a voice change. Max in flashbacks in the sequel is also no longer played by Dana Hill due to her death.
What Might Have Been: Bobby Brown was originally cast as Powerline, but was eventually cut from the production due to drug problems. A couple of the songs he recorded for the part were later reworked as tracks for his album Forever.