She attended Oakham School[1] and went on to become a graduate of the National Youth Music Theatre.
[3][failed verification][citation needed] Her parents, John Graham Hall and Helen Williams, were both professional opera singers.
[4][5][6] Hall played Cosette in the 2010 25th-anniversary version of Les Misérables at The O2 Arena and Christine in The Phantom of the Opera in the UK tour in 2012.
[8][9] In 2015, she was chosen by the English National Opera to play Johanna Barker in Sweeney Todd: The Demon Barber of Fleet Street.
[11][12] In September 2023, she began playing Fantine in the West End production of Les Misérables.