A young boy discovers a stray balloon, which seems to have a mind of its own, on the streets of Paris. The two become inseparable, yet the world’s harsh realities finally interfere.

• Films Montsouris
• Pascal Lamorisse
• Georges Sellier
• Vladimir Popov
• Paul Perey
• Renée Marion
• Sabine Lamorisse
• Michel Pezin
• Renaud