Yu, born in Hong Kong, came to London at the age of 11 when she was offered a place at the
Elmhurst School of Dance and Performing Arts (formerly known as Elmhurst Ballet School). As well as acting in theatre, films and TV, she gives up her spare time to work closely with
The Royal Academy of Dance and
The Jack Petchey Foundation, bringing dance programmes to secondary schools, Special Educational Needs schools and Pupil Referral Units. In 2016, Yu was nominated for the Female Actress of the Year honour at the
BEAM Awards, an organisation that celebrates minority talent, for her role as Dr. Lily Chao. After four years in
Casualty, Yu left the role and her final episode was broadcast on 4 November 2017. In 2022, she appeared in episodes of
Doctor Who and
The Sandman. The following year, she appeared as Ms. Cheng in
Good Omens. ==Filmography==