Wissenswertes

Beat out over 3,000 girls to make her debut as "Cho Chang" in Harry Potter und der Feuerkelch (2005).

Author J.K. Rowling insisted that the actress to play "Cho" had to be a complete unknown.

Favorite actor is Joaquin Phoenix.

According to her father, she had never been in a school play and went for the audition "on a whim"..

She can speak fluent English and Cantonese and a little bit of Mandarin.

Has two brothers (one named Jonathan) and a younger sister (Violet)

Attended Hamilton College, a prestigious private school in Hamilton, Scotland. Since finishing school in May 2005, Katie wants to either study art at university or embark on an acting career.

Parents are Kar Wai Li & Peter Leung (divorced)

When filming the Cho and Harry kiss scene, she didn't realise they would only use lips to kiss, and so used tongue on the first take, thoroughly stunning Daniel Radcliffe.

Her favorite Chinese actors are Aaron Kwok and Stephen Chow.

Close friend to her "Harry Potter" co-stars Evanna Lynch, Jessie Cave and Anna Shaffer.

Values her brother, Jonathan's, opinions most

Was pregnant with her son Wolf on the set of Annika (2021). So the story had to be slightly reworked to accommodate her pregnancy.

Lives in London and Scotland.

When voice acting for Harry Potter and the Order of the Phoenix (2007), that was the only time she actually got to say a spell in the franchise, as she didn't get to cast any on-screen in the films.

Although she portrayed a Ravenclaw in the Harry Potter series, she took the test on Pottermore twice, and was sorted into Gryffindor both times.