The shaggy poodle-bobtail mix Willy Wuff rescues two small puppies and ends up with them involuntarily in a mountain hut. Thomas also wants to spend Christmas there with his wife Hilde, his future wife Geli and his seven-year-old son Michael. The constant quarrels between the adults make things difficult for Michael until he discovers Willy and the puppies. The boy lovingly begins to look after the dogs.
| Actor | Role |
|---|---|
 Tommi PiperWilly Wuff (voice) | Willy Wuff (voice) |
 Gisela SchneebergerHildchen | Hildchen |
 Ulrich PleitgenThomas | Thomas |
 Christine KaufmannCountess | Countess |
 Wilfried HochholdingerCount Robert | Count Robert |
 Wolf-Dietrich BergMr. Bims | Mr. Bims |
 Marita BreuerMarietheres | Marietheres |
| SSimon GlöcklhoferMichael | Michael |
| JJames Matthews-PyeckaEnrique | Enrique |
 Thomas GottschalkDicker (voice) | Dicker (voice) |
| LLinda JoyTrixi (voice) | Trixi (voice) |