The opera diva Bianca Castafiore spends a few days with Tintin and his friends at Marlinspike Hall, where a mysterious theft is perpetrated.

• Ellipsanime Productions
• Nelvana
• Thierry Wermuth
• Christian Pelissier
• Henri Labussière
• Michel Ruhl
• Marie Vincent
• Yves Barsacq
• Jean-Pierre Moulin
• Susan Roman