Diagnosis Murder: Diagnosis of Murder
movie

Mark Sloan is the only doctor to have around when you've got a bad case of murder.
Released January 05, 1992
Overview
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
as
Mark Sloan

Barry Van Dyke
as
Steve Sloan

Cynthia Gibb
as
Amanda Bentley

Stephen Caffrey
as
Jack Parker

Bill Bixby
as
Nick Osborne

Mariette Hartley
as
Kate Hamilton

Ken Kercheval
as
Frank Stevens

William Atherton
as
Eric Walker

Brynn Thayer
as
Anita Clifford

Vernee Watson
as
Esther Wiggins

Michael MacRae
as
Mr. Foss

Richard Redlin
as
Russell Cord