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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.

Seasons8

  1. Background image for Voices Carry
    8.3/10(99 votes)

    #1 - Voices Carry

    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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  2. Background image for Love is Murder
    8.1/10(96 votes)

    #2 - Love is Murder

    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
  3. Background image for Sins Of The Father (1)
    8.1/10(103 votes)

    #3 - Sins Of The Father (1)

    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
  4. Background image for Hard-Boiled Murder
    8.0/10(173 votes)

    #4 - Hard-Boiled Murder

    S4:E17

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

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  5. Background image for Physician, Murder Thyself
    8.0/10(126 votes)

    #5 - Physician, Murder Thyself

    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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  6. Background image for Murder in the Air
    8.0/10(95 votes)

    #6 - Murder in the Air

    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
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  8. Background image for Trapped in Paradise
    8.0/10(97 votes)

    #7 - Trapped in Paradise

    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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  9. Background image for Santa Claude
    8.0/10(94 votes)

    #8 - Santa Claude

    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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  10. Background image for The Patient Detective
    8.0/10(100 votes)

    #9 - The Patient Detective

    S8:E5

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

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  11. Background image for Sins Of The Father (2)
    8.0/10(89 votes)

    #10 - Sins Of The Father (2)

    S8:E13

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

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    Director:Victor Lobl
  12. Background image for Being of Sound Mind
    8.0/10(95 votes)

    #11 - Being of Sound Mind

    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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  13. Background image for Woman Trouble
    7.9/10(108 votes)

    #12 - Woman Trouble

    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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  14. Background image for Living on the Streets Can Be Murder
    7.9/10(114 votes)

    #13 - Living on the Streets Can Be Murder

    S3:E10

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

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  15. Background image for Murder Can Be Contagious
    7.9/10(96 votes)

    #14 - Murder Can Be Contagious

    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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  16. Background image for A History of Murder
    7.9/10(96 votes)

    #15 - A History of Murder

    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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  17. Background image for The Merry Widow Murder
    7.9/10(108 votes)

    #16 - The Merry Widow Murder

    S4:E24

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

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    Director:Oz Scott
  18. Background image for Murder Blues
    7.9/10(136 votes)

    #17 - Murder Blues

    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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  19. Background image for Deadly Games
    7.9/10(101 votes)

    #18 - Deadly Games

    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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  20. Background image for Rain of Terror
    7.9/10(132 votes)

    #19 - Rain of Terror

    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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  21. Background image for Murder at BBQ Bob's
    7.9/10(94 votes)

    #20 - Murder at BBQ Bob's

    S7:E20

    Steve teams with a Naval Investigator when the apparent suicide of a military officer turns into a cold-blooded murder.

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    Director:Victor Lobl
  22. Background image for Hot House
    7.9/10(99 votes)

    #21 - Hot House

    S8:E7

    An abusive man who, along with four other people, was a contestant on a reality show is murdered while living in a house that is monitored 24 hours a day. After the killing, Mark enters the house as the man's replacement to see if he can uncover what happened.

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  23. Background image for Sister Michael Wants You
    7.8/10(112 votes)

    #22 - Sister Michael Wants You

    S1:E19

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

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    Director:Leo Penn
  24. Background image for Death By Extermination
    7.8/10(124 votes)

    #23 - Death By Extermination

    S2:E11

    The body of a dead real estate agent is found in the walk-in closet of Mark's sister's new house. Mark and Steve have to work around Dora Sloan's annoying habits while investigating the murder.

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  25. Background image for Witness to Murder
    7.8/10(103 votes)

    #24 - Witness to Murder

    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:Unknown
  26. Background image for Murder by Friendly Fire
    7.8/10(100 votes)

    #25 - Murder by Friendly Fire

    S4:E1

    One police officer is accidentally shot by another during a raid gone wrong. Dr. Sloan investigates the victim's wife, the shooter, and a conniving lawyer when he suspects foul play.

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Best Episodes Summary

"Voices Carry" is the best rated episode of "Diagnosis: Murder". It scored 8.3/10 based on 99 votes. Directed by Christopher Hibler and written by Lee Goldberg, William Rabkin, it aired on 1/21/1999. This episode scored 0.2 points higher than the second highest rated, "Love is Murder".