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Justine Mitchell
ACTOR

Justine Mitchell

Known for The Crown · Imagine Me & You · Derry Girls

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.

Snapshot 2026-10-16

Birthplace
Dublin, Ireland
Known For
Acting

Biography

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.

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Known For

TVThe Crown
The CrownSarah McCorquodale · 2016
★ 8.2
MOVIEImagine Me & You
Imagine Me & YouLaura · 2006
★ 7.6
TVDerry Girls
Derry GirlsAdult Janette · 2018
★ 8.1
TVIndustry
IndustryRose Winter · 2020
★ 6.8
MOVIEA Cock and Bull Story
A Cock and Bull StoryTony's Director · 2005
★ 6.2
TVHow to Get to Heaven from Belfast
How to Get to Heaven from BelfastRossa · 2026
★ 7.0
TVWaking the Dead
Waking the DeadUna Doyle · 2001
★ 7.2
TVCheat
CheatDI Bould · 2019
★ 6.3

Filmography

Movies

Citizen VerdictJessica Landers
2003
Conspiracy of SilenceAssistant Floor Manager
2003
Goldfish MemoryKate
2003
The HoneymoonersFiona
2004
A Cock and Bull StoryTony's Director
2005
Song of SongsLaura
2005
Imagine Me & YouLaura
2006
Sleep with MeCatrin
2009
National Theatre Live: King LearRegan
2011
The Murder in Angel LaneSister Anne
2013
The StagLinda
2013
MarylandPC Eddowes
2022
HamnetJoan
2025
National Theatre at Home: SummerfolkMaria Lvovna
2026

Television

Waking the DeadUna Doyle · 2 eps
2001
StorylandRuth's Mother (voice) · 1 eps
2009
AmberMaeve Flynn-Dunne · 4 eps
2014
The CrownSarah McCorquodale · 1 eps
2016
Derry GirlsAdult Janette · 1 eps
2018
CheatDI Bould · 4 eps
2019
PureConnie · 2 eps
2019
IndustryRose Winter · 2 eps
2020
SmotherElaine Lynch · 18 eps
2021
A Spy Among FriendsEleanor Philby · 1 eps
2022
Conversations with FriendsPaula · 5 eps
2022
The DryÁine Harrington · 1 eps
2022
Black DovesEmma · 2 eps
2024
How to Get to Heaven from BelfastRossa · 2 eps
2026
These Sacred VowsSandra · 6 eps
2026

Photos

Justine Mitchell photo
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