TV Report: Twins for 'True Blood' Star Sam Trammell! By ETonline Staff 8:31 PM PDT, August 10, 2011 Getty Images Sexy True Blood star Sam Trammell and his girlfriend, actress Missy Yager, have reportedly welcomed twins. Life&Style.com reports that Yager gave birth to a pair of boys on August 9. "The couple is very happy that everything went smoothly," a source revealed to the website. The couple has reportedly been dating for eight years.