Ferdia Walsh-Peelo

Conor "Cosmo" Lalor

Lucy Boynton

Raphina

Jack Reynor

Brendan Lalor

Ben Carolan

Darren

Mark McKenna

Eamon

Kelly Thornton

Ann Lalor

Maria Doyle Kennedy

Penny Lalor

Aidan Gillen

Robert Lalor

Ian Kenny

Barry

Percy Chamburuka

Ngig

Connor Hamilton

Larry

Karl Rice

Garry

Don Wycherley

Brother Baxter

Des Keogh

Brother Barnabas

Kian Murphy

Mick Mahon

Dolores Mullally

Dinner Lady

Marcella Plunkett

Eamon's Mum

Vera Nwabuwe

Ngig's Mum

Tony Doyle

Wayne

Keith McErlean

Barry's Dad

Art Campion

Evan

Lydia McGuinness

Mrs. Dunne

Kyle Bradley Donaldson

Fifth Former

Paul Gibbons

Exam Supervisor

Eva-Jane Gaffney

Jacinta

Paul Roe

Surveyor

Pádraig J. Dunne

Surveyor