Lamorisse's best known work is the short film The Red Balloon (1956), which earned him the Palme d'Or Grand Prize at the Cannes Film Festival, and an Oscar for writing the Best Original Screenplay in 1956.

[1] Lamorisse also wrote, directed and produced the films Stowaway in the Sky (1960) and Circus Angel, as well as the documentaries Versailles and Paris Jamais Vu.

In addition to films, he created the popular strategy board game Risk in 1957, originally with the title La Conquête du Monde (The Conquest of the World).

[4] His son and widow completed the film, based on his production notes, and released it eight years later.

Albert and Claude Lamorisse had three children named Pascal, Sabine, and Fanny.