• 
  Eero Ahre

  Nipsu
• 
  David Graham

  Snork
• 
  Ragni Grönblom

  Snorkfröken
• 
  Garrick Hagon

  Hemulen
• 
  Tapio Hämäläinen

  Hemuli
• 
  Margit Lindeman

  Muminmamman
• 
  Sixten Lundberg

  Mumintrollet
• 
  Stacey Gregg

  Tooticky

• 
  Susan Sheridan

  Moomin
• 
  Johan Simberg

  Muminpappan
• 
  Vivi-Ann Sjögren

   Berättare / ... (38 episodes, 1990-1991)
• 
  Rabbe Smedlund

  Muumipeikko
• 
  Pat Starr

   Mama (77 episodes, 1990-1991)
• 
  Timo Torikka

  Nuuskamuikkunen
• 
  Leena Uotila

   Kertoja / ... (68 episodes, 1990-1991)

• 
  Peter Whitman

  Papa
• 
  Lilli Sukula-Lindblom

  Lilla My
• 
  Toni Barry

  77 episodes, 1990-1991
• 
  John Chancer

  87 episodes, 1990-1991
• 
  Matti Ruohola

  64 episodes, 1990-1991
• 
  Elina Salo

  68 episodes, 1990-1991
• 
  Aila Svedberg

  66 episodes, 1990-1991
• 
  Ulla Tapaninen

  65 episodes, 1990-1991