• Diesel 10 as Horrid Henry (Diesel 10 and Horrid Henry are both villians)
  • Douglas as Perfect Peter
  • Stanley as Brainy Brian
  • Oliver as Anxious Andrew
  • Caroline as Gorgeous Gurinder
  • Annie/Clarabel as Prizzy Polly
  • Old Stuck Up as Soggy Sid
  • Victoria as Rich Aunt Ruby
  • Helena as Sour Susan
  • Daisy as Moody Margret
  • Boco as Beefy Bert
  • Thomas as Aerobic Al
  • D199 as Rude Ralph
  • Derek as Dizzy Dave
  • Wilbert as Jolly Josh
  • Donald as Tough Toby
  • Percy as Kind Kasim
  • Duck as Stuck Up Steve
  • D261 as Tidy Ted

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