Anything You Can Do (S05E04)

Tony Hill lends his expertise to the police as they delve into a string of murders. His profiling indicates that the perpetrator might eventually step up as a possible witness, directing the investigation toward Bernard Kelly. In his mid-thirties and still residing with his overbearing mother, Bernard appears to match the profile, but Tony harbors reservations due to noticeable differences in the methods of the attacks. Meanwhile, Tony is hosting his former university friend, Jonathan Good, who is also a psychologist. As the investigation unfolds, Jonathan's behavior starts to take a troubling turn...