Cold Case Files , Smoking Gun, The

S4 E1 • 41m • HDU

Florida Nurse Deborah, 23, is found brutally slain in her home. Detectives unearth an affair, a jilted wife and a web of money and power but no suspect. It will take 40 years and advanced DNA testing to expose her killer.

S4 E2 • 41m • HDU

When beloved mother and sister Janora Stevens is found brutally stabbed in her Tulsa home, her family is bitterly divided and increasingly suspicious of each other. The case chills until a trail leads cops to her killer.

S4 E3 • 41m • HDU

When 19-year-old Tara Sidarovich goes missing from her Punta Gorda home, Florida police consider her a runaway. Then her body turns up in a swamp. Shocking prison recordings will send detectives on a nationwide hunt for her killer.

S4 E4 • 41m • HDU

When night manager Rodney Castin is gunned down in the lobby of his hotel three weeks before Christmas, detectives scour Georgia for his killer. Two decades pass before an informant's shocking testimony breaks the case wide open.

S4 E5 • 41m • HDU

A 2007 cold case resurfaces when a detective reopens the investigation into the brutal killing of Audrey Giannotti, 20, in rural Pennsylvania. Uncovering hidden secrets, he races against time to bring justice to a family desperate for answers.

S4 E6 • 40m • HDU

When Susan Schwarz is found shot to death in her apartment in 1979, police suspect a robbery gone wrong. Thirty-two years pass before a witness reveals a much darker motive that breaks the case wide open and leads to Susan's killer.