Trivia: Fanboy and Chum Chum

  • Cross-Dressing Voices: Nika Futterman as Chum Chum.
  • Fake Brit: Jamie Kennedy as Kyle.
    • When Chum Chum believes that he is Kyle in "Lord of the Rings", he begins speaking with a British accent.
    • Fake Nationality: Jeff Bennett fakes a German accent with Sigmund, and an Austrian one with the Dollarnator.
  • Hey, It's That Voice!: Is that Chum Chum or Asajj Ventress?
  • Playing Against Type: Josh Duhamel, who usually plays badasses in live action, does the voice for Oz.
  • Talking to Himself: Jeff Bennett does the voices of many recurring characters, including Boog and Agent Johnson, who argue with each other in "A Bopwork Orange". He also voices Man-Arctica and his Arch-Enemy, the Global Warmer.
  • What Could Have Been: Tons.
    • The Pilot Episode "Wizboy" was to have a scene in the hallway right before the lunch scene. Also, some dialogues were longer.
    • Two scenes in "Trading Day", one involving Yo sneaking away with Chum Chum in her mouth and Kyle with his own Mechatech. These were removed for an unknown reason.
    • "Present Not Accounted For" originally had Dollarnator giving Chum Chum a joke-of-the-day calender; in the final episode, he had no lines, and his gift remained unknown.
    • The Halloween Episode "There Will Be Shrieks" was originally going to end with the boys not getting their taste back, and Chum Chum's grapes from earlier falling out of the sky into his bowl.
      • Kyle's first scene in said episode is much different in the storyboard than the episode.