The LocatorSeason 32010 · 17 episodesEpisodes1A Daughter's Gift2A Mother's Secret & A Picture Is Worth A Thousand WordsIn the fourth-season premiere, a woman tries to track down her father after his unexplained disappearance 35 years earlier. Also: A woman looks for her sister, whom her mother unwillingly put up for adoption.3My Two Dads4My Two Dads5Righting A WrongA woman looks for her biological father, whose identity she discovered when she was a child.6A Life Comes Full Circle7A Soldier's Fight For Truth8Separated But Not ForgottenAfter learning as a teen that he was adopted and has a twin sister, a man still hasn't found his sibling after years of searching.9A Daughter's Last HopeA woman looks for her father, who slowly distanced himself from her following his divorce. Her mother has often defended his actions, believing that he wasn't ready to become a father.10A Son's PromiseA man looks for his sister after promising his dying mother that he'd find his long-lost sibling.11Quest for RedemptionTeenage siblings look for their mother, with whom they lost contact after they were taken out of her care. The trio are hoping to find her in order to offer her a second chance.12Desperate Mothers13Bittersweet Reunion14A Daughter's DisappearanceA woman looks for the mother who abandoned her as a toddler to find out her reasons for leaving.16A Father's DaughterA woman looks for her half sister while grieving the loss of their father.17Childhood PursuitAn adopted woman looks for her biological mother.18Big Sister's HomecomingA woman looks for her half sister, whom she only met once, in hopes of gaining insight into their dad's life.Season 1Season 2