Trivia / Scooby-Doo: Mystery Mayhem

• Acting for Two: There are several characters in the game who share a voice actor and talk to each other.
  • Frank Welker voices both Fred Jones and Doug Milton.
  • Grey DeLisle voices Daphne Blake, Selena Drake, and Mindi Stiles.
  • Jeff Bennett voices Alan Dinsdale, Walter Peabody, Robert Zabrinski, and Travis Sherman.
  • Scott Innes voices Shaggy and Scooby.
• In Memoriam: The end credits to the Game Boy Advance version feature a dedication to Robert Lamoureux (no relation to the French actor of the same name).