the show as newly incarcerated Mark Cobden, who is wracked by guilt after accidentally killing an innocent man. But despite being a much-loved actor with roles in Game of Thrones and Lord of the Rings, Sean's career could have turned out very differently. READ MORE: Stephen Graham stars in Time with real life wife Hannah When he was a child, Sean smashed a glass door during a row which led to a shard of glass becoming lodged in his leg - reports Mirror Online.
The incident left a huge scar but also briefly impacted his walking which put the breaks on him pursuing his dream of playing football professionally for his beloved Sheffield United.
Read more on msn.com