When Margo Oakley was introduced to her sister's boyfriend Mark Blythen, the initial impressions were far from favorable—with descriptions of Mark as 'po-faced' and 'judgey.' Yet, over four decades later, they have united as the first set of in-laws to join the BBC's gripping show, Race Across the World, spurred by the final wishes of Julia, who passed away from myelofibrosis in 2022.
Their story began in their youth when Mark met Julia during their college years, which led to a bond developed despite initial disagreements and a long-standing ‘fractious’ relationship between Mark and Margo. As they ventured across continents with the potential for a £20,000 prize, they carried the emotional weight of Julia's hopes for their friendship to flourish after her passing.
Mark shared his admiration for Julia, stating, She was everything I wanted in someone, a partner, highlighting what she brought to their lives. After Julia's diagnosis, their interactions transformed significantly, with Mark appreciating Margo's visits that lifted Julia's spirits during illness, leading to a burgeoning understanding and cooperation.
Margo described how she sensed Mark's struggle while caring for Julia, acknowledging her sister's wish for them to remain close after losing her. Mark and Margo's decision to compete together symbolizes not only a challenge of endurance but a poignant tribute—a celebration of life, grief, and resilience, echoing Julia's spirit throughout their adventure.
As they navigate the highs and lows of the race, they reflect on the significance of blending joy and sorrow, creating lasting memories that honor Julia's lasting impact. With the new series set to air on BBC One, viewers are invited to witness their remarkable journey filled with unexpected friendship, adventure, and heartfelt moments.



















