Grondin is known for his work in the film
Les fleurs magiques,
La belle bête, ''
5150 Elm's Way, Che
and the television series Les super mamies
, Sous un ciel variable
and Nos étés
. Grondin received a César in 2009 for his performance as Raphael in Le Premier Jour du Reste de ta Vie'' directed by
Rémi Bezançon. He played Frederic Bourdin, a French serial impostor, in the 2010 film
The Chameleon, as well as French-Canadian hockey player "Xavier LaFlamme" in
Goon (2011). He was nominated for
Best Actor at the
8th Canadian Screen Awards for his performance in
Mafia Inc.. In other work, Grondin has served as a judge at the 2010
Festival du Nouveau Cinéma awards. ==Personal life==