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Synopsis

Struggling to connect with those around him, a teenage math prodigy trains for the International Mathematical Olympiad, where a budding romance with a fellow contestant breaks through his emotional walls and teaches him that love cannot be calculated.

Trailer

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Streaming data provided by JustWatch.

Cast

Asa Butterfield

Nathan Ellis

Rafe Spall

Martin Humphreys

Sally Hawkins

Julie Ellis

Eddie Marsan

Richard

Jo Yang

Zhang Mei

Alex Lawther

Isaac Cooper

Alexa Davies

Rebecca Dunn

Martin McCann

Michael Ellis

Orion Lee

Deng Laoshi

Jake Davies

Luke Shelton

Paul J. Dove

John

Percelle Ascott

Ben Morgan

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Christina Low

IMO Contestant

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Edward Baker-Close

Nathan Ellis (9 yrs)

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Suraj Rattu

Pav Kamdar

Jamie Ballard

Headmaster

Clare Burt

Doctor

—

Adam Foster

Paediatrician

—

Lee Zhuo Zhao

Li Jing

Shannon Beer

Caz

Crew

Art

• Philip A. Brown Assistant Art Director
• Richard Bullock Production Design
• Duncan Wheeler Set Decoration
• Julie Ann Horan Art Direction

Camera

• Leo Maguire Camera Operator
• Richard Bevan Camera Operator
• Nick Wall Still Photographer
• Steven Gardner First Assistant Camera
• Paul Hatchman Key Grip
• Dean Rogers Still Photographer
• Shaun Kirk Clapper Loader
• Danny Cohen Director of Photography

Costume & Make-Up

• Sue Wyburgh Makeup Designer
• Bea Millas Hair Supervisor
• Alison Hanken Makeup & Hair
• Elle Wilson Assistant Costume Designer
• Fiona Lobo-Cranston Makeup & Hair
• Sue Wyburgh Hair Designer
• Becky Brown Costume Supervisor
• Bea Millas Makeup Supervisor
• Suzanne Cave Costume Design

Crew

• Gary Arthurs Stunt Coordinator
• Arlene de Cruz Chaperone

Directing

• Thomas Alibone Second Assistant Director
• Matthew Hanson First Assistant Director
• Schiele Lee Second Assistant Director
• Kriss Landin Script Supervisor
• Morgan Matthews Director

Editing

• Toby Lloyd First Assistant Editor
• Peter Lambert Editor

Lighting

• Vasco De Souza Electrician
• Mat Holloway Electrician
• Freddie Bonfanti Gaffer

Production

• Claire Bleasdale Extras Casting
• Scott Eaton Production Coordinator
• Richard Hyland Production Accountant
• Aisha Bywaters Casting Associate
• Shaheen Baig Casting
• David M. Thompson Producer
• Laura Hastings-Smith Producer
• Alex Gordon Production Coordinator

Sound

• Phil Cape Boom Operator
• Laura Lovejoy Dialogue Editor
• Jack Gillies Sound Designer
• Jens Rosenlund Petersen Assistant Sound Editor
• Rob Hughes Sound Re-Recording Mixer
• Sarah Bridge Music Supervisor
• Martin Phipps Original Music Composer

Writing

• James Graham Screenplay
• Morgan Matthews Screenplay

Photos