Justine Mitchell
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.
Goldfish Memory
(Kate)
Conspiracy of Silence
(Assistant Floor Manager)
The Honeymooners
(Fiona)
The Stag
(Linda)
Maryland
(PC Eddowes)
A Cock and Bull Story
(Tony's Director)
Sleep with Me
(Catrin)
Song of Songs
(Laura)
Citizen Verdict
(Jessica Landers)
Imagine Me & You
(Laura)
National Theatre Live: King Lear
(Regan)
The Murder in Angel Lane
(Sister Anne)
Hamnet
(Joan)
National Theatre at Home: Summerfolk
(Maria Lvovna)
Smother
(Elaine Lynch)
Amber
(Maeve Flynn-Dunne)
Pure
(Connie)
Waking the Dead
(Una Doyle)
The Crown
(Sarah McCorquodale)
Derry Girls
(Adult Janette)
Conversations with Friends
(Paula)
Cheat
(DI Bould)
Industry
(Rose Winter)
Black Doves
(Emma)
A Spy Among Friends
(Eleanor Philby)
Storyland
(Ruth's Mother (voice))
These Sacred Vows
(Sandra)
How to Get to Heaven from Belfast
(Rossa)
The Dry
(Áine Harrington)