Gérald Thomassin: Gérald Thomassin. Actor: The Little Gangster. Gérald Thomassin was born on 8 September 1974 in Pantin, Seine-Saint-Denis, France. He is an actor, known for The Little Gangster (1990), Un arbre dans la tête (1997) and Tendre guerre (1995).
Known For: The Little Gangster (Le garçon, Marc), Un arbre dans la tête (Mathias), Tendre guerre (Didier), Calino Maneige (Nicolas 'Calino')