The Best Episodes of Long Lost Family Season 15

Episode Rankings

1. #1 Fan Favorite
   

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   #1 - Lee Sharp, Peter MacDonald

   S15:E19/18/2025

   The episode features two stories centered on the bond between brothers. In the first story, Lee Sharp, who was told by his adoptive parents he was a foundling, discovers the truth and learns he has a sibling he never knew he had. In the second story, Peter MacDonald seeks to reunite with his older brother Trevor after being taken from his mother's arms as a baby during a dramatic train station incident 58 years ago.

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2. 

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   #2 - Paula & Justus

   S15:E29/25/2025

   This episode follows two birth parents. Paula, who is searching for the son she became pregnant with in 1979, and Justus Augustin, who came to London from St Lucia in the 1960s and sought to find his daughter after her mother's father insisted on adoption due to disapproval of their relationship.

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3. 

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   #3 - Jayne & Kevin

   S15:E310/2/2025

   This episode follows Jayne - a woman who wants to tell her older brother that he was always thought of - and Kevin, who is determined to find his eldest daughter for his late wife.

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4. 

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   #4 - Mark & Jane

   S15:E410/9/2025

   This episode follows the cases of Mark Thorpe - who yearns to find an older brother - and Jane Lewis, who was taken into foster care at 11 days old and seeks her three brothers.

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5. 

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   #5 - Alan & Katherine

   S15:E51/15/2026

   Alan Parker's painful last memory of his mother is of her leaving the family home when he was five - the reason she left and what happened to her afterwards remain a mystery that Alan's desperate to solve. In the second case, seven-year-old Katherine Fletcher was told that she was adopted and felt an immediate sense of shame - although unfounded, that shame fuelled a desire to find her birth mother that has only intensified as the years have passed.

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6. 

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   #6 - Scott & Jackie

   S15:E61/22/2026

   Aged 12, Scott discovered the people he'd called mum and dad were actually his grandparents, and his mother was the woman he'd thought was his older sister. After learning that he had an actual older sister who'd been adopted, he is now desperate to find her. In the second case, Jackie was in her twenties when her late mother revealed a shocking truth - she'd had another daughter, younger than Jackie, who she'd put up for adoption.

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7. 

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   #7 - Mandy & Jane

   S15:E71/29/2026

   This episode features two women searching for older siblings they've never met - while Mandy wants to find her big sister, Jane wants to find the brother that her mum had.

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