Marion

Gina McKee

Younger Tom

Harry Styles

Younger Marion

Emma Corrin

Tom

Linus Roache

Younger Patrick

David Dawson

Patrick

Rupert Everett

Leonard

Jack Bandeira

Nigel

Kadiff Kirwan

Pamela

Emily John

Sylvie

Dora Davis

Defense Counsel

Tristan Sturrock

Roy

Joseph Potter

Librarian

Richard Dempsey

Pianist London Cafe

Jae Alexander

Julia

Freya Mavor

Pedestrian

Sean Jackson

Jackie Stewart

Maddie Rice

Rudy

Richard Cant

Pianist Argyle Bar

Chris Ma

Pianist Argyle Bar

Christina Ma

Miss Brown

Lucy Briers

Policemen in Alleyway

Gareth Kennerley

Policemen in Alleyway

John Sandeman

Gordon Burgess

Nicholas Tennant

Mrs. Burgess

Charlotte Randle

Detective Inspector

Patrick Brennan

Police Constable

Brian Martin

Duty Police Officer

James Tucker

Prosecutor

Ian Drysdale

Jonathan

Stefano Braschi

Prison Guard

Harry Attwell

Prison Cellmate

Simon Shorten

Teddy Boy (uncredited)

Michael Ayala-Cole

Pier Visitor (uncredited)

James Hare

Teacher (uncredited)

Sarah Lockett

Teacher (uncredited)

Róisín Monaghan

Bert (uncredited)

Andrew Tiernan