Cast & creator
Justine Mitchell
Dublin, IrelandIMDb
Best known for The Crown, Waking the Dead, Industry
Justine Mitchell is an Irish actress. She is best known for playing Elaine Lynch in the Irish thriller series Smother (2021-2023) and for portraying Joan Hathaway in Chloé Zhao's 2025 period drama film Hamnet.
Movies
14
film credits
Series
15
television credits
Career
29
2001–2026 · acting roles
Credit score
6.3
average across scored titles
Signature credits
Known for
Across film & television
Filmography (29)
Showing 29 of 29 credits
Series
★ 8.2
The Crown
Sarah McCorquodale
2016
Series
★ 7.2
Waking the Dead
Una Doyle
2001
Series
★ 6.8
Industry
Rose Winter
2020
Series
★ 7.0
Black Doves
Emma
2024
Movie
★ 7.7
Hamnet
Joan
2025
Series
★ 8.1
Derry Girls
Adult Janette
2018
Series
★ 7.1
How to Get to Heaven from Belfast
Rossa
2026
Series
★ 6.5
A Spy Among Friends
Eleanor Philby
2022
Series
★ 6.2
The Dry
Áine Harrington
2022
Series
★ 6.3
Smother
Elaine Lynch
2021
Series
★ 7.0
Storyland
Ruth's Mother (voice)
2009
Series
★ 6.9
Conversations with Friends
Paula
2022
Movie
★ 7.6
Imagine Me & You
Laura
2006
Series
★ 6.3
Cheat
DI Bould
2019
Movie
★ 6.2
A Cock and Bull Story
Tony's Director
2005
Series
★ 6.8
Pure
Connie
2019
Series
★ 5.7
Amber
Maeve Flynn-Dunne
2014
Series
★ 4.7
These Sacred Vows
Sandra
2026
Movie
★ 6.9
The Murder in Angel Lane
Sister Anne
2013
Movie
★ 7.0
National Theatre Live: King Lear
Regan
2011
Movie
★ 5.7
Goldfish Memory
Kate
2003
Movie
★ 5.5
The Honeymooners
Fiona
2004
Movie
National Theatre at Home: Summerfolk
Maria Lvovna
2026
Movie
★ 5.8
The Stag
Linda
2013
Movie
★ 3.0
Sleep with Me
Catrin
2009
Movie
★ 3.9
Citizen Verdict
Jessica Landers
2003
Movie
★ 4.3
Song of Songs
Laura
2005
Movie
★ 4.8
Conspiracy of Silence
Assistant Floor Manager
2003
Movie
★ 8.0
Maryland
PC Eddowes
2022