Mattia’s first short film Il Velo was selected at Visions du Réel, EIFF Edinburgh Film Festival and AFI Silver Docs 2010. The documentary Alberi che camminano, written with Erri De Luca and distributed by Feltrinelli, was in competition at the Festival dei Popoli, Slamdance Film Festival (Sundance) and Trento Film Festival 2014. The documentary Voglio dormire con te, winner of the Corso Salani prize, finalist at Filmmaker In Progress Lab, finalist at Premio Solinas Documentario per il Cinema and selected at Périphérie Cinéastes in Paris, participated in Cinéma du Réel and Biografilm Festival. The documentary Uninvited, a biographical film on Marcelo Burlon, fashion designer and outsider DJ, was released in Italian cinemas and distributed on home video by CG Entertainment. His previous documentary, Il Posto, was selected at Visions du Réel and Hot Docs 2022 and was a finalist at David di Donatello and Nastri d’Argento.