South Park: The End of Obesity

The advent of new weight loss drugs has a huge impact on everyone in South Park. When Cartman is denied access to the life-changing medicine, the kids jump into action.

• 
  Trey Parker

  Stan Marsh / Eric Cartman (voice)
• 
  Matt Stone

  Kyle Broflovski / Kenny McCormick / Butters Stotch / Gerald Broflovski (voice)
• 
  April Stewart

  Wendy Testaburger / Sharon Marsh / Shelley Marsh / Liane Cartman / Alexis Testaburger (voice)
• 
  Mona Marshall

  Sheila Broflovski / Mrs. Tweak / Linda Stotch (voice)
• 
  Kimberly Brooks

  Laura Tucker / Linda Black (voice)
• 
  Jessica Makinson

  Additional Voices (voice)
• 
  Vernon Chatman

  Towelie (voice)
• 
  Jennifer Howell

  Additional Voices (voice)
• 
  Kyle Richards

  Self (archive footage) (uncredited)
• 
  Oprah Winfrey

  Self (archive footage) (uncredited)