On BODY OF PROOF's upcoming episode, titled "Eye for an Eye," Megan and Tommy must solve two murders that appear to be the work of vigilante killer. After Megan questions Trent Marsh (Henry Ian Cusick, "Scandal"), the grief counselor for one of the victim's parents, she decides to take him up on his offer of counseling her on her own issues about her father's suicide. But Megan is shocked by what she finds in his waiting room, on TUESDAY, MARCH 19 (10:01-11:00 p.m. ET) on ABC.