Diagnosis Murder: Diagnosis of Murder

Convinced that his long-time patient Nick Osborn didn't murder his boss, Mark Sloan starts investigating the case himself, supported by a junior doctor and a young female pathologist.

• Director: Christopher Hibler
• Cast: Dick Van Dyke, Barry Van Dyke, Cynthia Gibb, Stephen Caffrey, Bill Bixby, Mariette Hartley, Ken Kercheval, William Atherton