His current partner is Australian actress Diana Glenn with whom he had a son, Massimo, in April 2014.
He was selected as one of the entrants to the Who's Who in Australia 2011 edition.
In 2011, he starred in the film Face to Face, and in 2012, he starred in Starz "Spartacus" Season 3, and portrays a pirate leader.
Then in 2013, he starred in the film "Great Gatsby" alongside Leonardo Di Caprio as a coffee shop owner.
He made his film debut in the coming-of-age story Moving Out in 1983 and featured in 1984's Street Hero.
From 2005 until late 2007, Colosimo had guest roles in Blue Heelers (2005), MDA (2005), Two Twisted (2006) and City Homicide (2007).
His American credits include popular shows such as The Practice (2004) and Without a Trace (2003). He portrayed Melbourne gangland figure Alphonse Gangitano in the Channel 9 series Underbelly (in a guest role), played in Channel Ten's telemovie Emerald Falls and Channel Nine's Scorched.
"It's a basic issue that even a kindergarten kid could understand.
You're really risking a jail term if you ever come back to court." The Melbourne Magistrates Court was told police spotted the actor's black Saab on Exhibition St, and a check of the registration plate showed his licence had been suspended for six months from February 24.