The WORST episodes of Diagnosis Murder

Every episode of Diagnosis Murder ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Diagnosis Murder!

"Diagnosis Murder" follows the adventures of Dr. Mark Sloan, an amiable and avuncular doctor who is also a genius at solving murders. Dr. Sloan is aided in his homicide investigations by his son, LAPD Lt. Steve Sloan, pathologist/medical examiner Dr. Amanda Bentley, and ER resident Dr. Jesse Travis.

Last Updated: 12/18/2024Network: CBSStatus: Ended
Trash TV (2)
star
5.89
36 votes

#1 - Trash TV (2)

Season 6 - Episode 20 - Aired 4/29/1999

Mark matches wits with a murderous network executive.

Directors: Ron Satlof
Murder, Country Style
star
5.92
13 votes

#2 - Murder, Country Style

Season 4 - Episode 18 - Aired 2/20/1997

When a musician is found murdered at a Country Music Awards ceremony, Dr. Sloan and company rush to find the culprit before the show ends and the crowd disappears.

Writer: Gerry Conway
Baby Boom
star
6.05
37 votes

#3 - Baby Boom

Season 5 - Episode 17 - Aired 2/5/1998

A madman charges into a Lamaze class with a bomb, claiming that a fertility doctor was cheating him. Everything is complicated further when said doctor turns up dead.

Directors: Vincent McEveety
Looks Can Kill
star
6.24
41 votes

#4 - Looks Can Kill

Season 5 - Episode 6 - Aired 10/23/1997

Dr. Sloan investigates a plastic surgeon when an actress's death apparently results from an infection contracted during surgery.

Writer: Craig Tepper
Jake's Women
star
6.29
38 votes

#5 - Jake's Women

Season 7 - Episode 15 - Aired 2/3/2000

Mark is stunned to learn that his late friend Jake was married to two women. Steve juggles the investigation of Jake's murder and a blossoming relationship.

Directors: Victor Lobl
Writer: Mark Solomon
Murder by Remote
star
6.33
39 votes

#6 - Murder by Remote

Season 7 - Episode 16 - Aired 2/10/2000

A devious home security programmer plots to murder the children of everyone involved in the accidental death of his son.

Comedy Is Murder
star
6.36
11 votes

#7 - Comedy Is Murder

Season 4 - Episode 25 - Aired 5/8/1997

A bungling comedian seeks revenge on his former partner when he's cheated out of millions.

Blood Brothers Murder
star
6.43
14 votes

#8 - Blood Brothers Murder

Season 4 - Episode 21 - Aired 4/10/1997

A beach boy involved with a gang member's sister is suspected of murdering him. Mark investigates.

A Passion for Murder
star
6.50
10 votes

#9 - A Passion for Murder

Season 4 - Episode 20 - Aired 4/3/1997

An aggressive female pharmaceuticals representative stalks the hospital's new chief of staff after a one-night-stand, hoping to break up his marriage and have him all for herself.

Deja Vous
star
6.56
9 votes

#10 - Deja Vous

Season 8 - Episode 20 - Aired 5/4/2001

While deeply disturbed that his son, Lt. Steve Sloan, is falling in love with a woman who is a dead ringer for his murdered former girlfriend.

The ABC's of Murder
star
6.75
40 votes

#11 - The ABC's of Murder

Season 4 - Episode 11 - Aired 11/21/1996

An ADA sets out on a vendetta against an Asian youth, against both Mark and Steve's advice, after a drive-by shooting at a high school leaves one teacher dead.

Talked to Death
star
6.78
40 votes

#12 - Talked to Death

Season 5 - Episode 18 - Aired 2/26/1998

Ratings seeking stunts by TV talk show hosts Darren & Mary has tragic results.

No Good Deed
star
6.78
9 votes

#13 - No Good Deed

Season 8 - Episode 19 - Aired 4/27/2001

Dr. Sloan investigates a controversial attorney who confesses to murder while near death but recants after he recovers.

Directors: Sandy Smolan
Murder Blues
star
6.81
42 votes

#14 - Murder Blues

Season 5 - Episode 1 - Aired 9/18/1997

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.

Swan Song
star
6.82
38 votes

#15 - Swan Song

Season 7 - Episode 22 - Aired 5/4/2000

Mark's old friend, singer Danielle Marsh, visits and begins exhibiting erratic behavior while dodging attempts on her life. Mark attempts to fight through Marsh's defensive barriers to help his friend.

Directors: Victor Lobl
Writer: Joel Steiger
You Bet Your Life
star
6.82
11 votes

#16 - You Bet Your Life

Season 8 - Episode 14 - Aired 2/16/2001

Dr. Mark Sloan investigates the apparent suicide of a gifted heart surgeon who was also a compulsive gambler.

Directors: Nancy Malone
Getting Mad, Getting Even
star
6.82
33 votes

#17 - Getting Mad, Getting Even

Season 7 - Episode 24 - Aired 5/11/2000

Madison moves in with her new paramour, unaware that he's trying to kill her. Jesse is suspected of being the anonymous author of a tell-all book that places hospital workers in spicy relationships.

Directors: Donald L. Gold
Open and Shut
star
6.83
41 votes

#18 - Open and Shut

Season 5 - Episode 2 - Aired 9/25/1997

Mark investigates when her older lover, a new state Supreme Court Justice, murders a teenage girl.

First Do No Harm
star
6.85
39 votes

#19 - First Do No Harm

Season 5 - Episode 21 - Aired 4/16/1998

When a young girl is rushed into the hospital in need of immediate treatment, but dies due to a HMO's negligence, Dr. Travis and Community General are sued for negligence. Dr. Sloan must choose between his ethical convictions and the hospital.

Directors: Vincent McEveety
Writer: Ernest Kinoy
My Baby Is Out of This World
star
6.85
47 votes

#20 - My Baby Is Out of This World

Season 2 - Episode 22 - Aired 5/5/1995

The death of a popular musician raises suspicious questions. The musicians' pregnant wife, who claims to be carrying an alien's child, complicates matters.

A Model Murder
star
6.85
41 votes

#21 - A Model Murder

Season 4 - Episode 6 - Aired 10/17/1996

Dr. Sloan investigates a photographer, the overly protective mother of Jesse's friend's fiancé, in the murder of a private investigator.

Directors: Vincent McEveety
Writer: Sam Egan
An Education in Murder
star
6.86
42 votes

#22 - An Education in Murder

Season 5 - Episode 19 - Aired 3/5/1998

When a rash of deaths at a high school revolve around one 'helpful' young girl, Dr. Sloan risks his own life to uncover the murderer.

On the Beach
star
6.86
35 votes

#23 - On the Beach

Season 8 - Episode 21 - Aired 5/4/2001

Dr. Mark Sloan begins watching his neighbors through binoculars and becomes convinced that one of them is a murderer.

Directors: Donald L. Gold
Retribution (2)
star
6.87
38 votes

#24 - Retribution (2)

Season 5 - Episode 14 - Aired 1/15/1998

This episode takes place four months after Mark was convicted of murder. Steve is slowly recovering from his wounds and Mark is still rotting in prison. While Mark endures the taunts of fellow death row inmate Malcolm Trainor, Steve and Tanis Archer launch a rogue investigation to find Ganza's real killers.

Down and Dirty Dead
star
6.87
39 votes

#25 - Down and Dirty Dead

Season 5 - Episode 12 - Aired 12/11/1997

A motorcycle stunt driver has a fatal accident while filming an action video. Steve investigates.

Directors: Ron Satlof