Played by Dominic Comperatore

Joe Martini is the man who kidnaps 4-year-old Tito Perez in episode 2x09 [Gone]. According to police detective Sean Wilkins, he had been arrested for kidnapping and killing a 5-year-old two years earlier, but prosecutors were unable to convict him.

Dominic Comperatore
Dominic Comperatore is an accomplished stage actor who was one of the founding members of Blue Roses Productions stage company. His other television credits include roles on ER (2000), The Shield (2003), Entourage (2005), Alias (2005), and 24 (2006).

Dominic Comperatore at the Internet Movie Database.