Olivia Cooke as Pixie

Ben Hardy as Frank McCullen

Daryl McCormack as Harland McKenna

Colm Meaney as Dermot O'Brien

Alec Baldwin as Father Hector McGrath

Rory Fleck-Byrne as Colin

Fra Fee as Fergus

Turlough Convery as Mickey O'Brien

Chris Walley as Daniel Donnelly

Pat Shortt as Father Daly

Frankie McCafferty as Father McGinley

Ned Dennehy as Seamus

Dylan Moran as Raymond Donnelly

Sebastian de Souza as Gareth

Esme Thompson as Shannon, the Barmaid

Packy Lee as Tommy

Olivia Byrne as Summer O'Brien

Brenda McNeill as TV Reporter

Barbara Adair as Maeve Smith

Donal O'Farrell as Businessman

David Rawle as Altar Boy

Eoin Duffy as Gas Station Attendant

Endang Ward as Marilou

Stephen Walsh as Father Armstrong

Karen Smithson as Sister Geraghty

Levi O'Sullivan as Dick

Charlie Kranz as American Dad (uncredited)

David Pearse as Reece Kearney