Jeremy Irons G. H. Hardy
Toby Jones Littlewood
Kevin McNally Major MacMahon
Shazad Latif Chandra Mahalanobis
Stephen Fry Sir Francis Spring
Dev Patel Srinivasa Ramanujan
Jeremy Northam Bertrand Russell
Pádraic Delaney Beglan
Richard Johnson Vice Master Henry Jackson
Enzo Cilenti Doctor
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
Richard Henderson Music Editor
Malcolm Sinclair Professor Cartwright
Edward R. Pressman Producer
Christopher Ravenscroft J. J. Thompson
San Shella Dr. Muthu
Peter Gleaves ADR Mixer
Lillie Jeffrey Casting Associate
Matt Brown Director, Writer, Producer, Screenplay
Phil Hunt Executive Producer
Shenagh Govan Postal Worker
Compton Ross Executive Producer
Laura Miller Art Department Assistant
Crispin Layfield Stunt Coordinator
Joseph C. Bond IV Editor
Reg Poerscout-Edgerton Casting
Larry Smith Director of Photography
Robert Kanigel Co-Producer, Novel
Peter Clarke Music Editor
Adam Mendez Foley Mixer
Richard Blanshard Still Photographer
Jim Young Producer
Dan Gamble Second Assistant "A" Camera
Phil Lee Sound Effects Editor
Nicholas Agnew Andrew Hartley
Cate Hall Makeup Designer, Hair Designer
Louise Coles Makeup & Hair
Arthur Wicks Property Master
Tim Cavagin Sound Re-Recording Mixer
Alice Dawson Line Producer
Katy Covell Casting Assistant
Annette Field Makeup & Hair
Paul Wheeldon First Assistant "A" Camera
Huw Penallt Jones Co-Producer
Samir Fočo Supervising Sound Effects Editor
Richard Toussaint Executive Producer
Jason Swanscott Foley Artist
San Davey Script Supervisor
David Shaw-Parker Porter
Stephen Coleman Orchestrator
Oliver Squire Camera Trainee
Del Spiva Music Editor
Robert Chen Sound Effects Editor
Simon Moseley Line Producer
Jessica Woodland Assistant Location Manager
Justin Warburton-Brown Art Direction
Richard Van Den Bergh Special Effects Supervisor
Sofia Sondervan Producer
Elaine Caulfield Hospital Nurse
Andrew Munro Supervising Art Director
Travis MacKay ADR Mixer
Roger Narayan Scribe
Robert Binnall "B" Camera Operator
Joseph Newton Cohen Executive Producer
Devika Bhise Janaki