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S4 E421 Justice Never Quits

Crime
12+
48m
10 Aug 2013
Mary-Jane Marquardt, mother and wife from Chippewa, Wisconsin, was found stabbed to death in her own home. With Mary-Jane's son also missing, the detectives couldn't help but wonder if his disappearance was connected to the murder.

Season 4, 29 Episodes

On the Case - Profile of a Killer
S4 E401
Profile of a Killer,
When a beautiful young woman is found murdered in the basement of her brand new home, Police are forced to use cutting edge techniques to solve a terrifying mystery.
12+ 48m 2012
On the Case - Final Words
S4 E402
Final Words,
A devoted mother returns home from work and finds her 17-year-old daughter has been murdered. Was her killer the mysterious boyfriend she had written about in her journal?
12+ 48m 2013
On the Case - A Knock on the Door
S4 E403
A Knock on the Door,
A beautiful young mother is found murdered in the bedroom of her home. The only witness was her five year old son. Would he be able to help police solve the crime?
12+ 48m 2013
On the Case - Painful Memories
S4 E404
Painful Memories,
A young marine comes home and finds his nine month pregnant wife savagely beaten in their bedroom. Was he an innocent victim or could he have been responsible for the terrible crime.
12+ 48m 2012
On the Case - Snapshot to Murder
S4 E405
Snapshot to Murder,
A high school student vanishes into thin air during a day studying in the park. Will a photograph from a nearby celebration help solve the case?
12+ 48m 2013
On the Case - A Deadly Secret
S4 E406
A Deadly Secret,
A small town hair dresser is found beaten and strangled in her beauty salon. After the investigation goes cold, an act of conscience cracks the case.
12+ 48m 2013
On the Case - Murder at Sunrise
S4 E407
Murder at Sunrise,
A beautiful young mother is found murdered while walking her dogs. Investigators suspect her killer is someone she knew. Twenty-six years latter police make an arrest but is he the right man?
12+ 48m 2013
On the Case - The Day After Christmas
S4 E408
The Day After Christmas,
A man and his girlfriend are attacked by a mysterious intruder in their home. Despite near fatal wounds, she survives and helps investigators solve the crime.
12+ 48m 2013
On the Case - One Month of Terror
S4 E409
One Month of Terror,
After abducting a 17 year old girl in front of her home her kidnapper taunts the family with phone calls and disturbing letters. But a tiny mistake will eventually lead police to his door.
12+ 48m 2013
On the Case - Driven to Kill
S4 E410
Driven to Kill,
A new father comes home to find his infant son and wife missing. Four months later their bodies are found in a remote wooded area. When police investigate the father's past they find the reason for the unthinkable crime.
12+ 48m 2013
On the Case - A Long Journey To Justice
S4 E411
A Long Journey To Justice,
When a young college student is found murdered on the side of road, it is the start of a tormenting 26 year journey to justice for her family.
12+ 48m 2013
On the Case - The Ultimate Sin
S4 E412
The Ultimate Sin,
A man's crisis of conscience unravels a decades old mystery behind a young girl's murder.
12+ 48m 2013
On the Case - Signed In Blood
S4 E413
Signed In Blood,
In order to solve the vicious double murder of a beloved couple, police must uncover a cold blooded killer's carefully calculated plot.
12+ 48m 2013
On the Case - Tangled Web
S4 E414
Tangled Web,
A romantic Valentine's Day rendezvous ends in murder.
12+ 48m 2013
On the Case - Bound by the Truth
S4 E415
Bound by the Truth,
When a retired professor is found murdered, police must figure out whether the victim's son and daughter in law were eyewitnesses or the killers.
12+ 48m 2013
On the Case - Veil of Suspicion
S4 E416
Veil of Suspicion,
A beloved husband and father is found executed in front of his home.
12+ 48m 2013
On the Case - Smoke and Ashes
S4 E417
Smoke and Ashes,
A beautiful bride to be is murdered when a bomb explodes as she enters her home.
12+ 48m 2013
On the Case - At Death's Door
S4 E418
At Death's Door,
After a single mother is viciously attacked and left for dead, she still manages to help police track down her assailant.
12+ 48m 2013
On the Case - Hidden in Plain Sight
S4 E419
Hidden in Plain Sight,
A nine year old girl scout disappears while delivering cookies to a neighbor.
12+ 48m 2013
On the Case - The Killer Rang Twice
S4 E420
The Killer Rang Twice,
Linda Donahew, of Arlington Texas, was discovered stabbed to death by her sister one night in June. For nearly two decades the case remained unsolved, until detectives matched DNA from Linda's case with another case a few hundred miles away.
12+ 48m 2013
On the Case - Justice Never Quits
S4 E421
Justice Never Quits,
Mary-Jane Marquardt, mother and wife from Chippewa, Wisconsin, was found stabbed to death in her own home. With Mary-Jane's son also missing, the detectives couldn't help but wonder if his disappearance was connected to the murder.
12+ 48m 2013
On the Case - Tip 1960
S4 E422
Tip 1960,
19 year old Katie Poirier was working the night shift at a Convenience store when she was violently kidnapped. The abduction was captured on videotape but the images were not clear enough to identify her attacker.
12+ 48m 2013
On the Case - Nine Days of Terror
S4 E423
Nine Days of Terror,
When a young college student disappears out of a mall parking lot, police find themselves in a race against time to find her before it is too late.
12+ 48m 2013
On the Case - Lying in Wait
S4 E424
Lying in Wait,
A young mother goes out for a jog and runs into her killer. Does her teenage daughter hold the clue to solve the case?
12+ 48m 2013
On the Case - A Fateful Decision
S4 E425
A Fateful Decision,
A Young mother is kidnapped out of her driveway after a birthday celebration... Did a string of good luck, lead to her disappearance.
12+ 48m 2013
On the Case - Ring of Truth
S4 E426
Ring of Truth,
When a young woman's body is discovered high in the San Bernardino Mountains, detectives must figure out who she was and how she got there before they can catch the cold blooded killer who murdered her.
12+ 48m 2013
On the Case - A Thin Disguise
S4 E427
A Thin Disguise,
A mysterious stranger ambushes a family as they pull into their driveway. Could the memories of a five year old girl be the key to solving the crime?
12+ 48m 2013
On the Case - A Call for Justice
S4 E428
A Call for Justice,
After a man confesses to a terrible double homicide, police must determine whether he actually committed the crime.
12+ 48m 2013
On the Case - Twisted Obsession
S4 E429
Twisted Obsession,
When a beautiful young woman is found murdered out in the New Mexico wilderness, police must unravel her killer's twisted obsession in order to solve the crime.
12+ 48m 2013
Details

On the Case

Crime
12+
7 Seasons
48m
Explore intriguing murder mysteries through in-depth interviews with those closest to the case and examine the forensic evidence that helped unravel the mystery.

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