Season 4
12 episodes · Jul 9, 2023
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S4E1The Maidenwater Murder
Jul 9, 202320mA true-crime enthusiast may connect a Jane Doe to a missing persons case in Ohio.
S4E2Men in Black
Jul 9, 202321mAn upscale apparel store in Bethesda, MD, is the site of a gruesome scene when an employee is killed and her co-worker is battered and tied up, but surveillance video and blood evidence shed further light on the crime.
S4E3Lil Miss Murder
Jul 16, 202320mEight days after she had disappeared on her way to a family ski trip, an 18-year-old young woman's partially nude body is found floating in a river in Wyoming. Years later, DNA technology uncovers dark secrets that led to her demise.
S4E4Killer Alibi
Jul 16, 202321mCalifornia police are baffled when an innocent man's DNA is found at the scene of a deadly home invasion, and authorities team with the man's defense attorney.
S4E5The Scent of Death
Jul 23, 202320mA young Colorado mother suddenly vanishes on Thanksgiving, but when police trace her cell phone, it leads them to a surprising character with an even more surprising story.
S4E6Murder Mark
Jul 23, 202321mA young mother is found murdered in her home and there are two suspects with ample motive, but an unusual interview and security camera footage have investigators puzzled.
S4E7The Murder Irons
Jul 30, 202321mAfter the discovery of the brutal murder of an 18-year-old desk clerk of a beachfront condo, analysts use brand-new mitochondrial DNA technology to prove the killer's identity.
S4E8True Bugs
Jul 30, 202321mJuly 4th weekend leads to a tragedy for a California family. To catch a killer, detectives utilize an unorthodox technique—analyzing bug fragments—to help put a murderer behind bars.
S4E9Murder on Helium Road
Aug 6, 202322mA Texas love triangle turns deadly, and it appears to be an open-and-shut case until technology tells the tale.
S4E10The Burn Test
Aug 6, 202321mA 33-year-old West Virginia husband and father seemingly dies in an accidental house fire; a closer look at the scene reveals a more sinister case.
S4E11Broken Santa
Aug 13, 202321mA family mourns the unexpected death of a beloved grandmother at Christmas, and while local police assure everyone that she was the victim of a tragic accident, some things about the scene don't add up.
S4E12Desperate Stakes
Aug 13, 202321mWhen the 20-year-old clerk of an Atlanta-area smoke shop is gunned down during a robbery, investigators use a videotaped confession to smoke out the killers.