Benedict Cumberbatch

• Dad

David Thewlis

• Crow (voice)

Sam Spruell

• Paul

Vinette Robinson

• Amanda

Leo Bill

• Dr. Bowden

Garry Cooper

• Keith

Jessie Cave

• School Mum

Adam Basil

• The Demon

Lizzie Clarke

• Rose

Tim Plester

• Andy

Dwane Walcott

• Mr Mark

Eric Lampaert

• Crow

Kevin Howarth

• The Demon (voice)

Pierre Bergman

• Neighbour

Max Porter

• Male Guest

Lesley Molony

• Margaret

Claire Cartwright

• Mum

Nandi Bhebhe

• Mrs A

Mat Wright

• Dan Graves / Simon Colebrige

Rimca Karmakar

• Female Guest

Richard Boxall

• Boy 1

Henry Boxall

• Boy 2

Steve Paget

• Police Officer

Adam Ackland

Andrea Cornwell

Leah Clarke

Nicole Hicks

Dylan Southern

Dylan Southern

Mia Bays

Lee Broda

Thomas R. Burke

Ben Coren

Sierra Garcia

Patricia Lawley

Adrian Politowski

Morwin Schmookler

Sean Wheelan

Ben Fordesman

Shaheen Baig

Suzie Davies

Elena Real-Davies

Charlotte Dirickx

Sophie O'Neill

Conor O'Sullivan

Wakana Yoshihara

Wakana Yoshihara

George Cragg

Jessica Laws

Joe Payne

Sophie Graham

Joakim Sundström

Per Boström

Max Porter

Dean Wares

Heikki Kossi

Zebedee Budworth

Max Porter