Derry Girls (TV) Cast
The cast of Derry Girls. Updated on June 28, 2025.
108 actors
Saoirse-Monica Jackson
as Erin Quinn (19 episodes)

Saoirse-Monica Jackson plays Erin Quinn, a teenager navigating the ups and downs of life in Derry.

Louisa Harland
as Orla McCool (19 episodes)

Louisa Harland portrays Orla McCool, Erin's quirky cousin.

Nicola Coughlan
as Clare Devlin (19 episodes)

Nicola Coughlan is Clare Devlin, Erin's ambitious and studious friend.

Jamie Lee O'Donnell
as Michelle Mallon (19 episodes)

Jamie Lee O'Donnell plays Michelle Mallon, the bold and mischievous member of the group.

Dylan Llewellyn
as James Maguire (19 episodes)

Dylan Llewellyn is James Maguire, Michelle's English cousin who struggles to fit in.

Tara Lynne O'Neill
as Ma Mary Quinn (19 episodes)

Tara Lynne O'Neill portrays Ma Mary Quinn, Erin's caring yet sometimes exasperated mother.

Tommy Tiernan
as Da Gerry Quinn (19 episodes)

Tommy Tiernan plays Da Gerry Quinn, Erin's beleaguered father.

Kathy Kiera Clarke
as Aunt Sarah (19 episodes)

Kathy Kiera Clarke is Aunt Sarah, Orla's enigmatic and often oblivious mother.

Ian McElhinney
as Granda Joe (19 episodes)

Ian McElhinney portrays Granda Joe, Erin's blunt and opinionated grandfather.

Siobhán McSweeney
as Sister Michael (19 episodes)

Siobhán McSweeney plays Sister Michael, the school's unimpressed headmistress.

Leah O'Rourke
as Jenny Joyce (19 episodes)

Leah O'Rourke is Jenny Joyce, a fellow student and rival to Erin's group.

Robbie Williams
as Himself (Archive Footage) (1 episode)
Gary Barlow
as Himself (Archive Footage) (1 episode)
Jason Orange
as Himself (Archive Footage) (1 episode)
Mark Owen
as Himself (Archive Footage) (1 episode)
Howard Donald
as Himself (Archive Footage) (1 episode)
Aoife Hinds
as Mae Chung (1 episode)
Barbara Adair
as Sister Declan (1 episode)
Sophie Robertson
as Charlene Kavanagh (1 episode)
Tracey Lynch
as Fionnula (1 episode)
Niall Cusack
as Father Conway (1 episode)
Diona Doherty
as Katya (1 episode)
Michael Shea
as Clive / Artem (1 episode)
Anthony Boyle
as David Donnelly (2 episodes)
Michael McGarry
as Ukranian Lad 1 (1 episode)
Amanda Hurwitz
as Maeve (1 episode)
Ciaran Flynn
as Ukranian Lad 2 (1 episode)
Terence Keeley
as Emmett (1 episode)
Bronagh Taggart
as Nicola (1 episode)
Luke Wilson Hanley
as Soldier 2 (1 episode)
Caoimhe Farren
as Ms. Taylor (1 episode)
Jay Duffy
as Harry (1 episode)
Laurie Kynaston
as Philip (1 episode)
Francis Mezza
as Dee (1 episode)
Brenock O'Connor
as Jon (1 episode)
Sean Sloan
as Philip's Father (1 episode)
Nigel O'Neill
as Harry's Father (1 episode)
Judith Roddy
as Ms. De Brún (1 episode)
Ava Grace McAleese
as Baby Anna (4 episodes)
Mya Rose McAleese
as Baby Anna (4 episodes)
Michael Hooley
as Soldier 1 (1 episode)
Ryan McParland
as Jonjo (1 episode)
Chris Robinson
as Mike the Manager (1 episode)
Kerri Quinn
as Rita (1 episode)
Julia Dearden
as Maureen Malarkey (3 episodes)
Eleanor Methven
as Aunt Bridie (1 episode)
Ardal O'Hanlon
as Eammon (2 episodes)
Calam Lynch
as John Paul (1 episode)
Antoinette Morelli
as Sales Assistant (1 episode)
Maria Laird
as Wee Tina (2 episodes)
Chris Lew Kum Hoi
as Kris (1 episode)
Sophie Brown
as Baby Anna (1 episode)
Zoe Brown
as Baby Anna (2 episodes)
Bronagh Waugh
as Cathy Maguire (1 episode)
Ciaran Nolan
as Radio Dispatcher (1 episode)
Bill Clinton
as Self (Archive Footage) (1 episode)
Robert Calvert
as Jim (4 episodes)
Julian Moore-Cook
as Paddy (1 episode)
Paul Mallon
as Dennis (5 episodes)
Conor MacNeill
as Hans (1 episode)
Michael Byers
as Officer Lennox (1 episode)
Serena Terry
as Officer Reid (1 episode)
Darcey McNeeley
as Cara (1 episode)
Conor Lowry
as Young Boy (2 episodes)
Liam Neeson
as Chief Inspector Byers (2 episodes)
Jessica Reynolds
as Wee Deirdre (1 episode)
Damien Molony
as Gabriel (1 episode)
Art Campion
as Father Peter (3 episodes)
Kevin McAleer
as Uncle Colm (5 episodes)
Amy Huberman
as Tara (1 episode)
Donna Traynor
as Donna Traynor (7 episodes)
Sinéad Keenan
as Aideen (1 episode)
Packy Lee
as Jordy (1 episode)
Beccy Henderson
as Aisling (9 episodes)
Claire Rafferty
as Miss Mooney (8 episodes)
Conleth Hill
as Carlos Santini (1 episode)
Olwen Fouéré
as Sheila (1 episode)
Frankie McCafferty
as Jackie (1 episode)
Paul Reid
as Dead Robert / Declan (1 episode)
Miles Chapman
as Soldier (1 episode)
Foy Vance
as Singer (1 episode)
Alex Gaumond
as Rob (1 episode)
Justine Mitchell
as Adult Janette (1 episode)
Tobias Beer
as Richard the Surgeon (1 episode)
Shauna Higgins
as Wee Ma Mary (1 episode)
Dearbháile Mckinney
as Wee Aunt Sarah (1 episode)
Therese Cahill
as Sister Benedict (1 episode)
Martin Quinn
as Wee Cousin Rob (1 episode)
Phillipa Dunne
as Geraldine Devlin (6 episodes)
David Ireland
as Sean Devlin (3 episodes)
Amelia Crowley
as Deirdre Mallon (7 episodes)
Jamie Beamish
as Ciaran (4 episodes)
Claire Keenan
as Wee Janette (1 episode)
Vanessa Ifediora
as Laurie (1 episode)
Emmett Scanlan
as Madstab (1 episode)
Gerard Jordan
as Security Guard (1 episode)
Fatboy Slim
as Self (1 episode)
Sean Coyle
as BBC Radio Foyle DJ (voice) (1 episode)
Chelsea Clinton
as Chelsea Clinton (1 episode)
Conor O'Donnell
as Waiter (1 episode)
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