Celebrity | David Boreanaz Blackmailed Bones Star: I'm a Cheater TV star David Boreanaz owns up to affair before mistress can blow whistle By Marie Morris Posted May 3, 2010 6:24 PM CDT Copied David Boreanaz, Jaime Bergman, and their son, Jaden Boreanaz, arrive at a Cirque du Soleil event in Santa Monica, Calif., Oct. 16, 2009. (AP Photo/Matt Sayles) Staying ahead of a former mistress he believes is trying to blackmail him, Bones star David Boreanaz admits he's cheated on his wife. "Our marriage has been tainted with my infidelities," the Angel and Buffy the Vampire Slayer star tells People. "I was irresponsible." He says of his wife of 8 years, Jaime Bergman, "We're working on our marriage." Read These Next Updated list of free days at national parks is raising some eyebrows. A kidney recipient died of rabies from the infected donor. South Africa's weekend arrived with a grim start. Another stabbing on a Charlotte train gets Trump's attention. Report an error