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An Unexpected Killer

  • 2019-2022
  • 3 seasons
  • Oxygen Network
  • Documentary, Suspense, Drama
  • TV-14

The series takes a deep dive into homicide investigations through captivating interviews with potential suspects, in-depth examinations of the crime scene and re-enactments. Viewers follow experienced homicide investigators who believe they are inches away from solving the case, until they come across something unanticipated.

Season 3 Episode Guide

20 Episodes 2022

Episode 1

A Predator Within

Fri, Mar 4, 2022 43 mins

Mindy Morgenstern, a student at Valley City State University, was discovered murdered in her off-campus dwelling located in the city of New Salem.

An Unexpected Killer Season 3 A Predator Within

Episode 2

Gold-Blooded Murder

Fri, Mar 11, 2022 43 mins

Kennedy Township-Jack, A lighthearted and fun 59 y.o guy, was enjoying his retirement but was brutally shot a month before his wedding. Was his murder about his pending wedding, or nothing to do with it? Why did this happen?

Episode 3

Fatal Fast Food

Fri, Mar 18, 2022 43 mins

In 1984 Terri Brooks a restaurant night manager is robbed and brutally murdered with the case turning cold. Fifteen years later modern DNA technology brings light to who the killer is.

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Episode 4

A Love Lost

Fri, Mar 25, 2022 43 mins

Police investigate the murder of a young husband to be is found shot and stabbed and his burned out car close by in an empty field.

Episode 5

Nightmare in Shenandoah

Fri, Apr 1, 2022 43 mins

Shenandoah-Cindy is brutally stabbed to death in her home in what seems to be a targeted attack. Was it a murder fueled by rage or passion? Who would murder this caring woman who loved her community and her kids and why?

Episode 6

Deadly Desires

Fri, Apr 8, 2022 43 mins

Minnesota-Linda, a 39 y.o vibrant mom of 3, is stabbed to death in her home. Her love life seems to have been full of drama and turmoil, but was the murder committed by a jealous or angry ex, current partner, or is the killer someone else?

Episode 7

Shot in the Dark

Fri, Apr 15, 2022 43 mins

Panama City-A dedicated 30 y.o husband and father is despicably killed at home in front of his wife. Who would kill Ron and why? There is a big twist in this story, leading to an unexpected perpetrator.

Episode 8

A Ringing Suspicion

Fri, Apr 22, 2022 43 mins

An engaged single mother is murdered in her apartment in Georgia. The local police investigate the usual suspects--an angry ex-boyfriend, her fiance, an alleged verbally harassing coworker--until a new suspect emerges with a hidden secret

Episode 9

The Ties That Bind

Fri, Apr 29, 2022 43 mins

Inverness-A successful commodities trader is killed at home, with his wife and kids there. It seems to be a robbery gone wrong, but things don't add up, and then another trader goes missing. It takes years to reveal the unexpected killer.

Episode 10

Wicked Night Out

Fri, May 6, 2022 43 mins

Green Bay-An outgoing mother of 3 is found murdered in a field with many cuts and traumas to her body. Who would brutally murder Nicole and why? The investigation takes cops down a path that leads to a predator.

An Unexpected Killer Season 3 Wicked Night Out

Episode 11

A Date With Death

Fri, Sep 16, 2022 43 mins

Wichita Falls-Samantha, a kindhearted loving woman was found bludgeoned and strangled at home. Police explore whether her quest for love turned deadly, or was there another reason someone would want to murder her?

Episode 12

Twisted Intentions

Fri, Sep 23, 2022 43 mins

Detectives discover the badly beaten body of a single young woman in Irvine, California, left bizarrely staged on her bed. Fear in the community grows amid a rash of nearby murders until police are handed a break.

Episode 13

A Silent Death

Fri, Sep 30, 2022 43 mins

Olney-Manu, an adored high school teacher and mom of 4 is found murdered and dumped miles from home. Investigators have a lot of uncover, the attack seems to have been personal, but who would do this and why?

Episode 14

Death on the Driveway

Fri, Oct 7, 2022 43 mins

Mammoth Lakes-Omar, a young father of 2 was shot taking out his trash. Things don't add up to the cops. Saul had accused Omar of having an affair with his wife, was this jealous husband right, or was it not even him that killed Omar?

Episode 15

A Family Affair

Fri, Oct 14, 2022 43 mins

Kentucky-A family is gunned down at home, Joe, Beth and Dennis are discovered coldly shot down. Who would want to kill these family members and why? Family secrets are revealed and a shock confession reveals a killer no-one imagined.

Episode 16

When the Lights Go Out

Fri, Oct 21, 2022 43 mins

Ramapo-Cops attend the violent stabbing murder at the home of 36 y.o Evelyn, and her husband seems to be acting oddly. Is he in shock or hiding something? They are going through a divorce, but does that have anything to do with her murder?

Episode 17

Blood Runs Thick

Fri, Oct 28, 2022 43 mins

A loving and elderly husband and wife are killed execution style in their Wisconsin home. An investigation reveals that the husband was going to stop financially supporting his struggling daughter. But the killer is even closer to home.

Episode 18

Murder After Midnight

Mon, Apr 11, 2022 43 mins

A 22 year old cleaning lady is murdered in an Austin, Texas, office in 1983. Her husband is treated as the main suspect since their marriage was strained. The police later identify a second man with DNA but he evades justice for 34 years.

Episode 19

Trail of Evidence

Fri, Nov 11, 2022 43 mins

Horton-A mom of 4 who is devoted to her kids disappears without a trace. Police have multiple suspects and leads, but her kids think 1 person is responsible. Who would kill Patricia and why? Is it who they think or someone unexpected?

Episode 20

Murder in the Canyon

Fri, Nov 18, 2022 43 mins

When an outgoing college student is gunned down, police investigate disapproving roommates, a psychic and an infamous serial killer. However, decades-old evidence reveals a killer that original detectives had previously overlooked.

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