Katie Leung (born August 8, 1987; pronounced [lœ:ŋ]) is a Scottish actress. She first gained fame for playing Cho Chang, Harry Potter's first love interest in the Harry Potter film series, and subsequently for her roles as Caitlyn Kiramman in the Netflix animated series Arcane and Ash in the Amazon Prime Video sci-fi series The Peripheral. Among British television audiences, Leung is known for her lead roles in the miniseries dramas One Child and Strangers and her supporting role in the police dramedy Annika.

KNOWN FOR

Agatha Christie's Poirot
2008
Bridgerton
2026
Father Brown
2014
Arcane
2021
The Wheel of Time
2023
Harry Potter and the Goblet of Fire
2005
Harry Potter and the Deathly Hallows: Part 2
2011
Harry Potter and the Order of the Phoenix
2007
Harry Potter and the Half-Blood Prince
2009
Harry Potter and the Deathly Hallows: Part 1
2010
The Peripheral
2022
The Foreigner
2017

FILMOGRAPHY

All
Movies
TV
Acting
27
2026
Bridgerton
as Lady Araminta Gun
2026
Suite 305 with Lele Pons
as Self - Guest
2025
The Secret Letters of Mary Queen of Scots
as Narrator
2024
Nightsleeper
as Rachel Li
2023
The Chemistry of Death
as Maggie Cassidy
2023
The Wheel of Time
as Yasicca
2022
The Peripheral
as Ash
2021
Locked Down
as Natasha
2021
The Promise
as The Thief
2021
Annika
as DC Blair Ferguson
2021
Arcane
as Caitlyn (voice)
2020
The Nest
as Eleanor
2020
Roadkill
as Margaret Moore
2019
Chimerica
as Liuli
2018
Leading Lady Parts
as Assistant
2018
Strangers
as Lau Chen
2017
The Foreigner
as Fan
2017
T2 Trainspotting
as Nurse
2014
One Child
as Mei
2014
Father Brown
as Jia-Li Gerard
2013
Run
as Ying
2011
Harry Potter and the Deathly Hallows: Part 2
as Cho Chang
2010
Harry Potter and the Deathly Hallows: Part 1
as Cho Chang
2009
Harry Potter and the Half-Blood Prince
as Cho Chang
2008
Agatha Christie's Poirot
as Hsui Tai
2007
Harry Potter and the Order of the Phoenix
as Cho Chang
2005
Harry Potter and the Goblet of Fire
as Cho Chang