The ten year old Nisse suffers from acute asthma and is rushed to the hospital. There he meets Lelle who is a bitter, lonely and seriously ill twelve-year-old. Lelle, who never gets any visits treats Nisse kindly. Lelle inaugurates Nisse in his secret plan to build a giant Zeppelin and steal the food available in the hospital's underground reserves.

• Sandrews
• FilmTeknik
• Max Vitali
• Oliver Loftéen
• Gösta Ekman
• Kristina Törnqvist
• Gunnel Fred
• Hans Wigren
• Ulf Eklund
• Anna-Yrsa Falenius