Gregory Calpakis was born on November 27, 1972 in Silver Spring, Maryland, USA. He is an actor, known for Cold Squad (1998), Liberty Stands Still (2002) and Stardom (2000) Calpakis is a Canadian actor best known for his role as Det. Nicco Sevallis in 59 episodes of the police procedural television series Cold Squad, from 1999-2003.