Known best for his role as Beppe di Marco on the British soap opera EastEnders, Greco also appeared on London's West End in a production of the musical Chicago.
He graduated from London's Guildford School of Acting in 1992.
A professional poker player as well as a television actor, he participated in the European Poker Tour; the World Series of Poker; and numerous other tournaments.
He grew up in London and Surrey, England. In the 1990s, he was briefly engaged to model Linsey Dawn McKenzie.
His EastEnders character's brother was played by Marc Bannerman.