Pregnant actress Kylee Cochran has filed for divorce from actor Seth Peterson, her husband of 12 years, Los Angeles court records show. Cochran, 39, cited irreconcilable differences as the reason for the split, claiming her 43-year-old husband is addicted to drugs and has a 22-year-old girlfriend, TMZ reported Monday. Cochran is seven months pregnant with the couple's third child. They also have a 5-year-old son and 8-year-old daughter. The former couple both appeared on TV's "Burn Notice."