Season 6

2021 · 24 episodes

Kelly Siegler and her team travel to small towns to dig into unsolved homicide cases that have lingered for years without answers or justice for the victims.

1Holiday HomicideKelly and Abbey head to Stafford, Texas to investigate the cold-blooded killing of a tow truck business owner, Jerry Don Humphrey. Their investigation uncovers a twisted world of alleged abuse, infidelity, and a possible murder-for-hire plot.
2Deadly PremonitionKelly and Steve try to solve the mysterious murder of a father beaten and shot to death in his home with his 6-year-old daughter asleep nearby. The key to identifying his killer may lie in the secret audio recordings found in his attic.
3A Touch of EvidenceKelly and Tonya investigate the shocking murder of Leola Jordan, a 91-year-old grandmother in Picayune, Mississippi who was stabbed nearly 40 times in her bed. New DNA technology may help identify her killer and reveal a tragic family secret.
4Unnatural Causes (Rio Arriba County, NM)In Rio Arriba County, NM, Kelly and Steve investigate the strange case of a man who appeared to have died from natural causes. But when his cremation revealed a bullet in his body, his death became a murder investigation. Is it too late to crack the case?
5An Officer's PromiseKelly and Tonya help police keep their promise to a grieving mother to solve her daughter's murder. An examination of the victim's cell phone data brings a horrifying tale of obsession and brutality to light.
6Out In the ColdKelly and Terri tackle the mysterious 1986 murder of a young Native American mother whose skull was found in the woods. Her infant daughter, now grown, is desperate to know if her father was involved.
7A Desperate FatherKelly and Steve investigate the tragic murder of a 17-year-old girl found strangled to death by the railroad tracks. When their investigation hits roadblock after roadblock, can they uncover the truth and get justice for her grieving father?
8A Small Town ConspiracyIn a case that fascinated true crime fans, Kelly and Abbey investigate the 2006 homicide of Candace Hiltz, a teenage mother fatally shot just feet away from her infant daughter. Is there any truth to the rumors corrupt cops were involved?
9Sifting Through the AshesKelly and Steve try to solve the murder of a woman who was brutally stabbed and then lit on fire in an attempt conceal the crime. Could a neighbor’s report of a mysterious black truck lead investigators to her killer?
10Victim or Villian?Kelly and Steve investigate the tragic homicides of a pregnant mother and her two-year-old son who died in an apartment fire while her husband escaped. An arson specialist is called in to help make sense of the clues and catch the killer.
11Father's Day MassacreIn their freshest cold case yet, Kelly and Steve tackle the recent double-homicide of a loving grandfather and his elderly mother gunned down at home; the crime scene suggests a killer with military training.
12Three Generations GoneKelly and Tonya delve into the grisly multiple murders of a young mother, grandmother, toddler, and newborn baby; forensic handwriting analysis could help identify the killer and author of a frightening message written on the wall.
13A Mother's Last WordsKelly and Abbey investigate the brutal slaying of a pregnant woman who was able to call 911 but died before naming her killer. Eyewitnesses at a nearby bar could help crack the case-if they'll talk.
14Shot in the DarkKelly and Steve look into the 2007 murder of a single father who was gunned down by a sharpshooter with a high-powered rifle. State-of-the-art digital forensics may help poke a hole in the suspect's alibi.
15Dangerous RendezvousOn June 13, 2018 in Dunlap, TN, 42-year-old single mom Tiffany Holbert went for her nightly walk and vanished. The last time she was seen alive was by an ATM security camera, which could hold the key to solving her disappearance.
16For Love or Money?Kelly and Terri investigate the 2015 homicide of a beloved father, veteran and Little League coach. A re-examination of the crime scene reveals a terrifying clue into who may have killed him.
17The Key to the Crime, Part 1For their 100th case, the Cold Justice team examines the 2007 murder of popular college student Anita Knutson stabbed to death in her bed, in Minot, ND. They'll need the help of their forensic pathologist, digital forensics expert and DNA lab to solve the case.
18The Key to the Crime, Part 2In part two of their 100th case, the Cold Justice team continues their investigation into the murder of popular 18-year-old college student Anita Knutson. Will they be able to finally give answers and justice to her grieving family?
19Burning MysteryKelly and Steve investigate the biggest unsolved case in East Texas - the 1992 death of a popular teen whose charred remains were found in her car.
20Double DisappearanceFor the first time, Kelly and Steve investigate two missing persons cases at once, a loving mother and her high school friend who vanished just months apart.
21Trail of TerrorThe team tackles the twisted murder case of Rhonda Richardson, who went searching for her lost dog and was later found seemingly scalped by a sadistic killer; the biggest twist is a new piece of evidence that breaks the case wide open.
22On Holy GroundsKelly and Steve investigate the brutal homicide of a beloved seminary student who was brutally hung and stabbed to death in the chapel restroom; their investigation reveals even more dark secrets and sinister deeds.
23Deadly AbductionIn 2000, a young mother was abducted from a parking lot and executed in a nearby field; state-of-the-art DNA testing may provide the answer.
24Digging for JusticeKelly and Tonya investigate the mysterious disappearance of a mother who went missing after a Fourth of July celebration; an old tip on where her body might be buried takes a turn when cadaver dogs signal they've found something.

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