She rose to prominence in 2010 after portraying Sapphire Cox in the BBC soap opera Doctors, for which she won the Best Dramatic Performance from a Young Actor or Actress.
[3] in 2004, aged six, Metcalf made her stage debut in a production of The Wind in the Willows at the Open Air Theatre, Barra Hall Park.
[3] Appearing in a recurring role for 15 episodes, she portrayed a teenager addicted to methadone who is taken in by established character Lily Hassan (Seeta Indrani).
[3] Also in 2010, she starred in the BBC period drama Upstairs Downstairs as Eunice McCabe and appeared in the 2012 Christmas special of Call the Midwife.
[17][18] Then, in 2022, Metcalf returned to the Father Brown fictional universe when she was cast in the main role of Peggy Button in its spin-off series, Sister Boniface Mysteries.