Victoria Natalie Yeates (born 19 April 1983) is an English actress. She is best known for her role as Sister Winifred in the period drama series Call the Midwife. She also appeared in the film Fantastic Beasts: The Crimes of Grindelwald and its sequel Fantastic Beasts: The Secrets of Dumbledore. Yeates was born and raised in Bournemouth, Dorset and practised ballet dancing as a child. In 2006, sh... show more