1. Lee Sharp, Peter MacDonald

The unique bond between brothers is celebrated in the cases of Lee Sharp - who was told he was a foundling - and Peter MacDonald, who wants to see his big brother Trevor again.

2. Paula & Justus

This episode follows two birth parents. Paula, who is searching for the son she became pregnant with in 1979, & Justus Augustin, who hopes to find a daughter put up for adoption.

3. Jayne & Kevin

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.

4. Mark & Jane

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.

6. Scott & Jackie

This episode follows the cases of Scott - who is desperate to find an older sister who was adopted - and Jackie, whose late mother put her baby sister up for adoption.

7. Mandy & Jane

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.