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.

Cast

Dick Van Dyke

Mark Sloan

Barry Van Dyke

Steve Sloan

Cynthia Gibb

Amanda Bentley

Stephen Caffrey

Jack Parker

Bill Bixby

Nick Osborne

Mariette Hartley

Kate Hamilton

Ken Kercheval

Frank Stevens

William Atherton

Eric Walker

Brynn Thayer

Anita Clifford