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The Best Episodes of Diagnosis: Murder

Every episode of Diagnosis: Murder ranked from best to worst. Let's dive into the Best Episodes of Diagnosis: Murder!

The Best Episodes of Diagnosis: Murder

Dr. Mark Sloan is a good-natured, offbeat physician who is called upon to solve murders.

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  1. 8.2/10(113 votes)

    #1 - Living on the Streets Can Be Murder

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    S3:E10

    Dr. Sloan investigates a free health clinic after several homeless people turn up dead... with missing organs.

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  2. 8.2/10(98 votes)

    #2 - Voices Carry

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    S6:E13

    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.

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  3. 8.1/10(94 votes)

    #3 - Love is Murder

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    S3:E7

    Steve heads up the investigation when a serial cop killer is on the prowl, while inadvertantly dating the killer.

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    Director:Tom Chehak
    Writer:Nan Hagan
  4. 8.1/10(94 votes)

    #4 - Murder in the Air

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    S4:E23

    Dr. Sloan and Amanda investigate when the co-pilot of the airplance carrying them to a medical conference is murdered and the remainder of the flight crew are incapacitated with a mysterious illness.

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    Director:Tom Chehak
    Writer:Tom Chehak
  5. 8.1/10(102 votes)

    #5 - Sins Of The Father (1)

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    S8:E12

    A young woman is assassinated while Dr. Mark Sloan is examining her, setting off an investigation that plunges Mark into dark memories of his own childhood.

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    Director:Victor Lobl
  6. 8.0/10(104 votes)

    #6 - Woman Trouble

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    S2:E3

    Two women involved in a love triangle plot to murder a man, take his millions, and leave the country. Dr. Sloan investigates after his friend's mysterious disappearence.

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    The 20 WORST Episodes of Diagnosis: Murder

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  8. 8.0/10(95 votes)

    #7 - Murder Can Be Contagious

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    S4:E2

    A burglar inadvertently becomes infected with a deadly virus. Dr. Sloan and Jesse are subsequently exposed to the virus after Jesse stumbles upon the thief's dead body. Both Mark and Jesse are confined to Mark's home while Steve and Amanda investigate the drug company that manufactured the virus, in the hopes of discovering an antidote before Jesse runs out of time.

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  9. 8.0/10(171 votes)

    #8 - Hard-Boiled Murder

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    S4:E17

    Mark aids an old friend, Joe Mannix, in solving a 25-year-old, unsolved murder.

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  10. 8.0/10(124 votes)

    #9 - Physician, Murder Thyself

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    S4:E22

    Dr. Sloan investigates when an unpopular colleague drops dead while performing an operation. Mark investigates his fellow doctors when tests reveal the deceased was poisoned.

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  11. 8.0/10(105 votes)

    #10 - The Merry Widow Murder

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    S4:E24

    A wealthy woman and her boyfriend dupe Mark and plot to murder her husband.

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    Director:Oz Scott
  12. 8.0/10(134 votes)

    #11 - Murder Blues

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    S5:E1

    Steve becomes embroiled in political intrigue after the murder of a city councilman's wife appears to be part of a larger political strategy. Steve investigates two mayoral candidates, the councilman and the chief of police, as well as a rogue detective and his partner, all with strong motives.

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  13. 8.0/10(96 votes)

    #12 - Trapped in Paradise

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    S6:E12

    Steve goes undercover as a doctor in a private community after several mysterious deaths occur within its confines. Steve is 'aided' by a tabloid reporter posing as his wife.

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  14. 8.0/10(94 votes)

    #13 - Santa Claude

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    S7:E11

    Hospital horticulturist Claude is revealed to be an escaped convict living under an assumed name for the past 10 years. Mark fights to shelter Claude from extradition while striving to prove his innocence.

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  15. 8.0/10(100 votes)

    #14 - The Patient Detective

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    S8:E5

    Steve nearly dies in a car accident and think a murder happens. No one believes him.

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  16. 8.0/10(88 votes)

    #15 - Sins Of The Father (2)

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    S8:E13

    Mark must find out why his dad left him as a child.

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    Director:Victor Lobl
  17. 8.0/10(95 votes)

    #16 - Being of Sound Mind

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    S8:E16

    Dr. Sloan tries to save Jesse and Amanda from a murderer who is out to kill them in order to obtain a multi-million dollar inheritance.

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  18. 7.9/10(111 votes)

    #17 - Reunion with Murder

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    S1:E12

    A tell-all book written by one of Amanda's vindictive old college roommates contains embarrassing secrets of all four roommates. Dr. Sloan tries to discover what happened when the author is found dead and Amanda is the main suspect.

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  19. 7.9/10(167 votes)

    #18 - Guardian Angel

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    S1:E14

    An unhappy politician's wife guns down her husband in an underground garage. Mark sees through her alibi and attempts to confirm his suspicions.

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  20. 7.9/10(110 votes)

    #19 - Sister Michael Wants You

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    S1:E19

    Dr. Sloan goes undercover at a convent when mysterious circumstances surround a murder.

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    Director:Leo Penn
  21. 7.9/10(101 votes)

    #20 - Witness to Murder

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    S3:E2

    Dr. Sloan takes in an abandoned young girl found at the scene of a murder, while Steve and Jesse go about tracking down the killer.

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    Director:Paris Barclay
    Writer:N/A
  22. 7.9/10(94 votes)

    #21 - A History of Murder

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    S4:E14

    Mark investigates a 30-year old murder when the body of his old mentor is discovered entombed in a wall in the hospital.

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  23. 7.9/10(102 votes)

    #22 - Delusions of Murder

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    S4:E19

    A devious psychologist uses hypnotism to facilitate his criminal acts, including the murder of his wife.

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  24. 7.9/10(98 votes)

    #23 - The Murder of Mark Sloan

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    S4:E26

    Dr. Sloan is stalked by a mad bomber whom he helped incarcerate. Norman and Mark are the main dissenters in negotiations to sell the hospital to a corporate raider.

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  25. 7.9/10(99 votes)

    #24 - Deadly Games

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    S5:E4

    Community General is already under increased security, with a high-profile criminal hospitalized, when an important businesswoman is brought in. Mark suspects her security guard has deadly intentions.

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  26. 7.9/10(131 votes)

    #25 - Rain of Terror

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    S5:E16

    A spat between a girl and her boyfriend leads to an apparent murder, leaving the girl and her mother with a dead body, just as dinner guests Mark and Amanda arrive. Panic sets in, when the body disappears, the power goes out, the roads are impassable, and the attacks begin.

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Best Episodes Summary

"Living on the Streets Can Be Murder" is the best rated episode of "Diagnosis: Murder". It scored 8.2/10 based on 113 votes. Directed by Christopher Hibler and written by Carey Hayes, Chad Hayes, it aired on 2/16/1996. This episode scored 0.0 points higher than the second highest rated, "Voices Carry".