Taylor Schilling as Abby

Aidan Quinn as Dermot

Michael Ironside as Frank

Brian Gleeson as Liam

Barry Keoghan as Sean Meehan

Carrie Crowley as Marge Meehan

Nika McGuigan as Deirdre

Lesa Thurman as Nurse

Pascale Montpetit as Celine

Rayleen Kenny as Mary Meehan

Éric Bruneau as Luc

Ann Marie Horan as Eileen McGilloway