Detective Steele decided to interview Carl Thatcher Carl was police at first but became tired and angry after a few hours finally he confessed he told Detective Steele that he and Gloria had been having an affair while Ben was still alive Carl and Gloria decided to murder Ben and get married one evening in 1994 Gloria cooked a meal for Ben and poisoned him Then Carl helped her to hide Ben's body in the forest Six years after Ben Barton's death Gloria Heller and Carl Thatcher were found guilty of murder and sentenced to fifteen years in prison thanks to Detective Steele's investigation