Gabriele and his ex wife have one son, Ilan (b.2003).
Gabriele and Eugenia F. Di Napoli have a son named Silvio Leonardo (b.2000).
Son of costume designer Antonella Cappuccio, brother of casting director Laura Muccino and actor/director Silvio Muccino.
Directed one Oscar nominated performance: Will Smith in The Pursuit of Happyness (2006).
Has one daughter with Angelica Russo, Penelope (b. 2009).