First Aired: June 4th, 2020
Status: Continuing
Network: Investigation Discovery
Summary: The key to solving the toughest homicides lies somewhere in the final hours of a victim's life. In each one-hour episode, determined investigators must piece together events during this critical window to reconstruct the timeline, unlock the motive, and ultimately close in on the killer.
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Episode Statistics:
# of Episodes: 79
# of Episodes I watched: 0
# of Episodes I haven't watched: 79
Last Episode I watched: -
Episode Summaries
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Season 4
Episode 1: To Stalk a Co-Ed
Air Date: August 2nd, 2021
Summary: A college student is strangled to death in her Bryan, Texas, apartment. Investigators are hard-pressed to find anyone who would want to kill such a bubbly and dynamic woman, but DNA discovered on the scene proves there’s at least one person who wanted to do her harm.
Episode 3: Data Doesn’t Lie
Air Date: August 16th, 2021
Summary: A 911 call from a worried ex-boyfriend sends police to the Powder Springs, Georgia, home of Danielle Marshall. Once there, they find her shot dead in the kitchen. As the suspects multiply, it takes some police ingenuity to nab the killer.
Episode 6: Evil in the Basement
Air Date: September 13rd, 2021
Summary: Sixteen-year-old Cassie Jo Stoddart is housesitting in a Pocatello, Idaho, neighborhood. As she watches movies on the couch, Cassie is oblivious to the fact that she's not alone. When she finally realizes that someone evil is lurking, it's far too late.
Episode 8: The Beneficiary
Air Date: September 30th, 2021
Summary: On a quiet summer night in 2010, a killer shoots dead a wealthy La Crosse, Wisconsin, couple in their living room. Police look to their financially strapped children for the motive to kill, but a strange discovery may veer them in a whole new direction.
Episode 9: Secrets of a Soccer Mom
Air Date: October 7th, 2021
Summary: Divorced soccer mom Paige Birgfeld's disappearance catapults her ex-husbands to the top of the suspect list - but when one of them provides a tantalizing clue about Paige's risky secret life, the number of potential culprits explodes.
Episode 10: The Business of Murder
Air Date: October 14th, 2021
Summary: A St. Charles, Missouri, businessman dies violently at work, and police suspect it was a business deal gone bad. Then they discover several insurance policies plus a secret double life, and their investigation veers into a whole different lane.
Episode 12: The Burner Phone Conspiracy
Air Date: October 28th, 2021
Summary: In Tulsa, Oklahoma, taxi driver Rafael Hernandez's community reveres him as a caring and generous entrepreneur. Then, police pull his cab from a local river with Rafael inside, and the race is on to find his killers before they strike again.
Episode 13: Three Times to Harm
Air Date: November 4th, 2021
Summary: Retired mortgage broker Alan Helmick’s blissful life comes to a violent end while enjoying a cup of coffee at his country home in Colorado. He has no known enemies, but when police find a gun, it’s clear someone close to Alan is an expert in murder.
Episode 14: Serial Killer Svengali
Air Date: November 11st, 2021
Summary: In Austin, Texas, a concerned son finds his beloved music teacher mother murdered in her bedroom. Within days, the victim's neighbor comes forward with some chilling evidence. Then, two more homicides convince police that a serial killer is on the loose.
Episode 15: A Murder in Marietta
Air Date: November 18th, 2021
Summary: After being stabbed at his Marietta, Georgia, home, beloved son Mitchell Jones dies at the hospital. Mitchell is a popular gay man, so police have several potential suspects. It isn't until they employ a new tracking tool that the case breaks wide open.
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