Domhnall Gleeson

Freddie Joyce

Brendan Gleeson

Father James Lavelle

M. Emmet Walsh

The Writer

Chris O'Dowd

Jack Brennan

Pat Shortt

Brendan Lynch

Marie-Josée Croze

Teresa

David Wilmot

Father Leary

Isaach de Bankolé

Simon

Dylan Moran

Michael Fitzgerald

Aidan Gillen

Dr. Frank Harte

Kelly Reilly

Fiona Lavelle

Peter Hampden

Executive Producer

Orla O'Rourke

Veronica Brennan

Killian Scott

Milo Herlihy

Robert Walak

Executive Producer

Gary Lydon

Inspector Stanton

Owen Sharpe

Leo

David McSavage

Bishop Garret Montgomery

Mícheál Óg Lane

Mícheál

Mark O'Halloran

Prison Officer

Declan Conlon

Father

Anabel Sweeney

Girl

David Pearse

Father

John Michael McDonagh

Director

Ronan Flynn

Executive Producer