Season 4 - Episodes 43:46 S4 - E1Killer Couples S4/E1 43:47 S4 - E2Killer Couples S4/E2 43:47 S4 - E3Killer Couples S4/E3 43:46 S4 - E4Killer Couples S4/E4 43:47 S4 - E5Killer Couples S4/E5 43:46Now Playing S4 - E6Killer Couples S4/E6 43:46 S4 - E7Killer Couples S4/E7 43:46 S4 - E8Killer Couples S4/E8 43:47 S4 - E9Killer Couples S4/E9 43:47 S4 - E10Killer Couples S4/E10 Latest Episodes on Oxygen 1:25:30 Dateline: Unforgettable The Bridge 1:25:30 Dateline: Secrets Uncovered A Haunting Stretch of Road 42:49 New York Homicide The Almost Perfect Murder 42:49 Prosecuting Evil with Kelly Siegler Prosecuting the Mastermind 1:25:30 Dateline: Unforgettable The Trial of Lori Vallow Daybell 1:25:30 Dateline: Secrets Uncovered The Necklace 42:49 Snapped Angela Sanford 42:49 New York Homicide Deadly Lesson 42:49 Prosecuting Evil with Kelly Siegler Murdered in the Line of Duty 1:25:30 Dateline: Unforgettable The Favorite Son 42:52 Dateline: Secrets Uncovered What Happened in the Basement 42:49 Snapped Donna Horwitz 1:24:59 Prosecuting Evil with Kelly Siegler Long Road to Justice 1:25:30 Dateline: Unforgettable Safari Story 42:49 Dateline: Secrets Uncovered The Night Kelsie Disappeared 42:49 Snapped Kimberly Saenz 42:49 Accident, Suicide, or Murder Small-Town Justice 42:49 Accident, Suicide, or Murder Too Far to Fall