Jeremy Irons G. H. Hardy
Toby Jones Littlewood
Kevin McNally Major MacMahon
Stephen Fry Sir Francis Spring
Shazad Latif Chandra Mahalanobis
Dev Patel Srinivasa Ramanujan
Jeremy Northam Bertrand Russell
Enzo Cilenti Doctor
Pádraic Delaney Beglan
Richard Johnson Vice Master Henry Jackson
Dhritiman Chatterjee Narayana Iyer
Anthony Calf Howard
Jon Katz Producer
Tristine Skyler Executive Producer
Alexander Forsyth Cadet
Arundathi Nag Komalatammal
Luciana Arrighi Production Design
Richard Cunningham Hobson
Malcolm Sinclair Professor Cartwright
Edward R. Pressman Producer
Peter Gleaves ADR Mixer
Christopher Ravenscroft J. J. Thompson
Matt Brown Director, Writer, Producer, Screenplay
Shenagh Govan Postal Worker
Larry Smith Director of Photography
Peter Clarke Music Editor
Richard Henderson Music Editor
Phil Hunt Executive Producer
Compton Ross Executive Producer
Crispin Layfield Stunt Coordinator
Joseph C. Bond IV Editor
San Shella Dr. Muthu
Lillie Jeffrey Casting Associate
Robert Kanigel Co-Producer, Novel
Phil Lee Sound Effects Editor
Laura Miller Art Department Assistant
Richard Blanshard Still Photographer
Tim Cavagin Sound Re-Recording Mixer
Jim Young Producer
Dan Gamble Second Assistant "A" Camera
Adam Mendez Foley Mixer
Nicholas Agnew Andrew Hartley
Cate Hall Makeup Designer, Hair Designer
Louise Coles Makeup & Hair
Alice Dawson Line Producer
Robert Chen Sound Effects Editor
Travis MacKay ADR Mixer
Derek Walker Steadicam Operator
Reg Poerscout-Edgerton Casting
Paul Wheeldon First Assistant "A" Camera
Huw Penallt Jones Co-Producer
San Davey Script Supervisor
Richard Toussaint Executive Producer
Jason Swanscott Foley Artist
Katy Covell Casting Assistant
David Shaw-Parker Porter
Oliver Squire Camera Trainee
Joseph Newton Cohen Executive Producer
Simon Chase Supervising Dialogue Editor
Simon Moseley Line Producer
Jessica Woodland Assistant Location Manager
Jack Powell Electrician
Del Spiva Music Editor
Annette Field Makeup & Hair
Sofia Sondervan Producer
Elaine Caulfield Hospital Nurse
Andrew Munro Supervising Art Director
Nigel Mills Dialogue Editor
Andy Stallabrass ADR Mixer
Roger Narayan Scribe
Devika Bhise Janaki
Will Riley Sound Effects Editor