8 ฤดูกาล
178 ตอน
Diagnosis: Murder - Season 6 Episode 13
Newly retired detective Harry Trumble returns to the force when it appears 'The Clown Killer', a murderer Trumble chased for more than a decade, has emerged from obscurity to kill again. Mark is reluctant to help Harry investigate the Clown, in part due to a rift between the two, but also because Mark suspects Harry has something to do with the Clown's reappearance.
- ประเทศ : United States of America
- ประเภท : Drama, Family
- ผู้อำนวยการ : Joyce Burditt
- นักแสดง : Dick Van Dyke, Barry Van Dyke, Charlie Schlatter, Victoria Rowell