Aug 11, 2019 · 42m
Over three days, five college students are brutally murdered in Gainesville, Florida. As investigators search for the serial killer, panic fills the usually sunny city.


Jesse L. Martin takes an in-depth look at some of the most notorious crimes, mysteries, trials and celebrity tragedies of our time.
Browse every episode and jump into details.
Aug 11, 2019 · 42m
Over three days, five college students are brutally murdered in Gainesville, Florida. As investigators search for the serial killer, panic fills the usually sunny city.
Aug 11, 2019 · 43m
Five college students are found brutally murdered in Gainesville, Florida. However, it takes investigators months - and the discovery of a campsite, a screwdriver and an audiotape - before they can identify who the serial killer was.
Aug 18, 2019 · 43m
On June 5th, 2002, Elizabeth Smart is kidnapped from her Salt Lake City home, snatched from her bed at knifepoint by a mysterious man in the middle of the night. To the public it seemed as if she had vanished into thin air, but she was actually taken by 48-year-old Brian David Mitchell. A look at the unbelievable nine month saga with its unforeseeable twists and turns, a police investigation that went sideways, and a family fighting to keep hope alive.
Aug 18, 2019 · 43m
For nine months, in 2002, 14-year-old Elizabeth Smart is the most famous missing child in America. Kidnapped by Brian David Mitchell, she was forced up into a hiding spot in the mountains behind her home, assaulted and forced to be his second "wife." Following the harrowing of her nine month ordeal, including the multiple trips they took to Salt Lake City where she was hidden in plain sight. And the unbelievable end, one of the most incredible kidnapping recoveries in U.S. history.
Aug 25, 2019 · 43m
On October 25, 1994, Susan Smith reports that a carjacker has abducted her two young sons, Michael and Alexander. This report sets off a nationwide search for the boys. While the world waits for news about the boys, investigators deliver shocking news.
Aug 25, 2019 · 43m
For nine days, the nation waits for news as to the whereabouts of missing 3-year-Michael and 14-month-old Alex Smith. Then, there's a shocking break in the case. The boys' father, David, shares his heartbreaking story.
Sep 1, 2019 · 43m
On Oct. 28, 2007, 23-year-old Stacy Peterson, the wife of veteran police sergeant Drew Peterson, goes missing. As police launch an intensive search to find Stacy, the case raises shocking new questions about her husband.
Sep 8, 2019 · 42m
Actor-musician David Cassidy ("The Partridge Family") experiences the pressures of fame as a teen idol in the 1970s. In the end, his death is surrounded by mystery, leaving his family, friends and fans with more questions than answers.
Sep 15, 2019 · 43m
On April 19, 1995, Timothy McVeigh, a 26-year-old U.S. army veteran, detonated a 7,000 pound truck bomb outside the Alfred Murrah Federal Building in downtown Oklahoma City, claiming the lives of 168 innocent people.
Sep 15, 2019 · 43m
In an exclusive prison interview, Timothy McVeigh himself describes how events in his personal life - and in the ever-changing world around him - inspired him to take action against his fellow Americans.
Quick answers about this season's release timeline and episode lineup.
How It Really Happened Season 4 premiered on August 11, 2019.
How It Really Happened Season 4 has 10 episodes.
The season opens with Season 4 Episode 1, "The Mystery of the Gainesville Murders (Part 1)". It aired on August 11, 2019.
Go to Season 4 Episode 1