What was the actress which acted the role of Nell Trent best known for? 
The Old Curiosity Shop (2007 film):  It stars Irish actress Sophie Vavasseur as Nell Trent, with Derek Jacobi as her grandfather, Toby Jones as Quilp and George MacKay as Nell's friend, Kit. Sophie Vavasseur: Sophie Vavasseur (born 10 May 1992) is an Irish actress best known for her award-nominated role as Evelyn Doyle in the Irish film "Evelyn".
role as Evelyn Doyle in the Irish film "Evelyn"