Clive Owen as Colin Briggs

Helen Mirren as Georgina Woodhouse

David Kelly as Fergus Wilks

Warren Clarke as Governor Gerald Hodge

Danny Dyer as Tony

Adam Fogerty as Raw

Paterson Joseph as Jimmy

Natasha Little as Primrose Woodhouse

Peter Guinness as Dudley

Lucy Punch as Holly

Sally Edwards as Susan Hodge

Donald Douglas as Nigel

Kevin McMonagle as Laurence

Julie Saunders as Sarah

Jordan Maxwell as John

David Lyon as Home Secretary

Jan Chappell as Peggy Tortworth, Prisons Minister

Timothy Carlton as Hampton Court Official

Sudha Bhuchar as Prison Board Official

Ian East as Prison Board Official

Paul Ridley as Prison Board Official

Brenda Cowling as Bookshop Customer

Charles De'Ath as Julian

T.R. Bowen as Royal Horticultural Society President (as Trevor Bowen)

Lindsay Swan as Royal Horticultural Society Publicist

Cate Fowler as Nurse

Chris Barnes as Reporter

Emily Stott as Inteviewer

Elwin 'Chopper' David as Bodybuilder

James Woolley as Parole Judge