Cast of Derry Girls

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

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

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

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

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

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

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

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

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

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

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