On screen
Cast
77 credited performers
Adeel Akhtar
Wilson Wilson
Paul Higgins
Michael Dugdale
Neil Maskell
Arby
Fiona O'Shaughnessy
Jessica Hyde
Alexandra Roach
Becky
Nathan Stewart-Jarrett
Ian Johnson
Oliver Woollford
Grant Leetham
Alistair Petrie
Geoff Lawson
Ruth Gemmell
Jen Dugdale
Emilia Jones
Alice Ward
Geraldine James
Milner
Anna Madeley
Anya Levchenko
James Fox
The Assistant
Paul Ready
Lee
Stephen Rea
Conran Letts
Ian McDiarmid
Anton
Sylvestra Le Touzel
Leah Gorsand
Michael Maloney
Christian Donaldson
Simon McBurney
Professor Donaldson
Gerard Monaco
Joe
Emil Hostina
Marius
Eleanor Matsuura
Bev
Sarah Churm
Grant's Mum
Sacha Dhawan
Paul
Allan Corduner
Ross
Steven Robertson
Terrence
Dan Tetsell
Headteacher
Paapa Essiedu
Roy
Tim McInnerny
Airey Naeve
Corey Johnson
Niall
Kevin Eldon
Tony Bradley
David Calder
Dobri Gorski
Will Attenborough
Ben
Diana Hardcastle
CIA Woman
Alan Williams
Danny "The Tramp"
Michael Smiley
Detective Inspector Joshua Reynolds
Oliver Dimsdale
Greg Ashby
Tom Burke
Philip Carvel
Mark Stobbart
Bejan Chervo
Lloyd Hutchinson
William Kaye
David Sibley
Jack Tate
Mitchell Mullen
Lane Monroe
Rose Leslie
Milner
Anca Androne
Brosca
Ed Birch
The Assistant
Trystan Gravelle
Tom
Kevin Trainor
Mr. Omida
Clive Wood
Dr. Isherwood
William Belchambers
Christos
Aine Garvey
Young Jessica
Pixie Davies
Amanda
Diane Morgan
Tess
Juliet Cowan
Bridget
Candida Gubbins
Ben's Mum
Alex Lowe
Ben's Dad
Ṣọpẹ́ Dìrísù
Roy
Gary Cargill
Detective Leeman
Simon Farnaby
Marcus
Hermione Gulliford
Diane
Stewart Scudamore
Milton Wilson
Gavin Spokes
Large Man
Danny Kirrane
Clerk
Andrew Readman
Lawyer
Teresa Banham
Alice's Mum
Ben Bishop
Corporal
Jay Simpson
Detective Richmond
Harley Rooney
Young Arby
Mason Rooney
Young Arby
Velile Tshabalala
Shenley Nurse
Michael Yare
Soldier
Ian Porter
Scientist
Sutara Gayle
Midwife
David Quilter
Danny Gorsand
Solomon Mousley
Holding Facility Guard
Vincenzo Ferrera
Mino Pecorelli (as Vincenzo Ferrara)
Steve Leighton
MI6 Agent
Mark Bagnall
Well Dressed Drunk