S11:É01 - S11:E01 - Denise Pflum Goes Missing After a Spring Break Bonfire: Part One
18-year-old Denise Pflum vanished after a 1986 spring break bonfire in Connersville, IN.
S11:É02 - S11:E02 - Denise Pflum Goes Missing After a Spring Break Bonfire: Part Two
False confessions and the lack of a body resulted in over 30 years of injustice for the Pflum family.
S11:É03 - S11:E03 - Stolen From Her Bed - Where Is Haleigh Cummings? Part One
5-year-old Haleigh Cummings vanished in 2009 from her home.
S11:É04 - S11:E04 - Stolen From Her Bed - Where Is Haleigh Cummings? Part Two
Tips revealed that Misty was at a party the night of Haleigh's disappearance, but the case remains cold.
S11:É05 - S11:E05 - The Tragic Death of Melissa Platt: Part One
Melissa Platt's toxic relationship with abuser Joey led to a welfare check after days of silence.
S11:É06 - S11:E06 - The Tragic Death of Melissa Platt: Part Two
On Oct. 9, 2008, Melissa's probation officer found her barely alive.
S11:É07 - S11:E07 - Missing Mother of 5 Crystal Rogers: Part One
Crystal Rogers, a devoted mom of 5 in Bardstown, KY, vanished on July 3, 2015 after a date night.
S11:É08 - S11:E08 - Missing Mother of 5 Crystal Rogers: Part Two
Houck was found guilty of murder 10 years later and given a life sentence.
S11:É09 - S11:E09 - Where Are the Vallow Children? Part One
Lori Vallow began a relationship with radical preacher Chad Daybell. Then, her children mysteriously vanished.
S11:É10 - S11:E10 - Where Are the Vallow Children? Part Two
Lori fled to Hawaii with Chad while the children remained missing.
S11:É11 - S11:E11 - Wife Pushes Husband Off Cliff After 8 Days of Marriage - the Murder of Cody Johnson: Part One
Cody Johnson vanished 8 days after the wedding.
S11:É12 - S11:E12 - Wife Pushes Husband Off Cliff After 8 Days of Marriage - the Murder of Cody Johnson: Part Two
A fake email claimed Cody was dead. Phone records and park surveillance exposed Jordan.
S11:É13 - S11:E13 - The Zodiac Killer Identified? Part One
The Zodiac Killer terrorized the Bay Area from 1968 to 1969, claiming at least five lives.
S11:É14 - S11:E14 - The Zodiac Killer Identified? Part Two
Evidence linking Poste included forehead scars and DNA from his relatives, but experts remain skeptical.
S11:É15 - S11:E15 - The Zodiac Killer Identified? Part Three
The FBI maintains the case is unsolved with no arrests, but was Poste really the Zodiac?