Julie Walters
— Mo Mowlam
David Haig
— Jon Norton
Gary Lewis
— Adam Ingram
Tony Maudsley
— Peter Kilfoyle
Steven Mackintosh
— Peter Mandelson
Toby Jones
— Dr. Mark Glaser
Adrian Dunbar
— David Trimble
Lucy Boynton
— Henrietta Norton
John Lynch
— Gerry Adams
Eoin McCarthy
— Martin McGuinness
Ian Beattie
— Michael Stone
Ellie Haddington
— Jean
Terence Harvey
— Mr Campbell-Grey
Harry Ditson
— Sen. George Mitchell
Rebekah Staton
— Kate
Stella Gonet
— Dr Susi Strang
Ivan Little
— Himself
Stephen Don
— Brendan MacCionnaith
Kerry Shale
— Bill Clinton
Marc O'Shea
— Johnny Adair
Billy Clarke
— Harold Gracey
Emma Cambridge
— Ellen
Cathy White
— Radiographer
Katie Cecil
— Jo
Drew Thompson
— Paramilitary Thug
Gary Henry
— Kevin
Deborah Wiseman
— Centre Manager
Helena Bereen
— Elderly Woman
Neill Virtue
— Security Guard