Phoebe Harriet Dynevor (born 17 April 1995) is an English actress, the daughter of Coronation Street actress Sally Dynevor. She began her career starring in the BBC One school-based drama series, Waterloo Road as Siobhan Mailey (2009–2010), and later appeared in Prisoners' Wives (2012–2013) and Dickensian (2015–2016). In 2017, Dynevor made her American debut with a recurring role in the TV Land comedy-drama series Younger, and later starred in the Sony Crackle crime comedy series, Snatch (2017–2018). In 2020, she began starring in the Netflix period drama series, Bridgerton. In 2009 Dynevor landed her first role as Siobhan Mailey in the fifth series of Waterloo Road. She has also made appearances in several British dramas such as Monroe and The Musketeers. She had a supporting role in BBC drama Prisoners' Wives as a gangster's daughter Lauren. In 2014 she appeared in the second series of The Village and from 2015–2016 she played Martha Cratchit in Dickensian.