Judi Dench

Philomena

Steve Coogan

Martin Sixsmith

Sophie Kennedy Clark

Young Philomena

Mare Winningham

Mary Hess

Barbara Jefford

Sister Hildegarde

Ruth McCabe

Mother Barbara

Peter Hermann

Pete Olsson

Sean Mahon

Michael Hess

Anna Maxwell Martin

Jane

Michelle Fairley

Sally Mitchell

Wunmi Mosaku

Young Nun

Amy McAllister

Sister Anunciata

Charlie Murphy

Kathleen

Cathy Belton

Sister Claire

Kate Fleetwood

Young Sister Hildegarde

Charissa Shearer

Peg

Nika McGuigan

Bridie

Simone Lahbib

Kate Sixsmith

Sara Stewart

Marcia Weller

Gary Lilburn

Priest

Charles Edwards

David

Nicholas Jones

Dr. Robert

Paris Arrowsmith

Bellboy

Marie Jones

Barman's Mum

Frankie McCafferty

Barman

Florence Keith-Roach

Check In Operator

Elliot Levey

Alex

Timothy Paul Jobe

Doc Hess

Jon Wennington

Congregation Member (uncredited)