Diagnosis Murder 1993 | TV Show Watchlist

Diagnosis Murder

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Dr. Mark Sloan dabbles in detective work to help the L.A. police department in this second durable hit for Van Dyke, who first played the sleuth on an episode of 'Jake and the Fatman' in 1991, and then in three TV-movies.

Premiered: October 29, 1993

Rating: None

User Rating:4.87 out of 5 (119 ratings)

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Season 8, Episode 4 By Reason of Insanity

First Aired: November 2, 2000

A former med student, who studied under Mark and who suffers from schizophrenia, is arrested for murder when he's discovered outside of the dead man's house with blood on him and the murder weapon in his backpack. But Mark doesn't believe the man is guilty and sets out to prove it. Mark: Dick Van Dyke.