Laffont hosted the French version of Fort Boyard from its creation in 1990 until 1999 and Pyramid between 1990 and 1997, he also hosted Les Bons Génies (French version of Match Game) and a short-lived remake of Le Juste Prix called Le Juste Euro (French versions of The Price Is Right) in 2001.

Laffont hosted the 2005 edition of Intervilles and presented poker tournaments for Direct 8.

He died at his home in Oppède, in Vaucluse, on 7 August 2024, at the age of 84, due to a heart attack.

[1][2] France Télévisions paid tribute to him by airing the special 35th-anniversary episode of Fort Boyard, in which he was a contestant, on August 14, ahead of schedule.

In September, France 3 planned a program dedicated to his career, and a special episode of Les Enfants de la télé was also scheduled.