Character Name : Alan Turing

Original Name : Benedict Cumberbatch

Gender : Male

Character Name : Joan Clarke

Original Name : Keira Knightley

Gender : Female

Character Name : Hugh Alexander

Original Name : Matthew Goode

Gender : Male

Character Name : Detective Robert Nock

Original Name : Rory Kinnear

Gender : Male

Character Name : John Cairncross

Original Name : Allen Leech

Gender : Male

Character Name : Peter Hilton

Original Name : Matthew Beard

Gender : Male

Character Name : Commander Denniston

Original Name : Charles Dance

Gender : Male

Character Name : Stewart Menzies

Original Name : Mark Strong

Gender : Male

Character Name : Jack Good

Original Name : James Northcote

Gender : Male

Character Name : Sergeant Staehl

Original Name : Tom Goodman-Hill

Gender : Male

Character Name : Superintendent Smith

Original Name : Steven Waddington

Gender : Male

Character Name : Keith Furman

Original Name : Ilan Goodman

Gender : Male

Character Name : Charles Richards

Original Name : Jack Tarlton

Gender : Male

Character Name : Young Alan Turing

Original Name : Alex Lawther

Gender : Male

Character Name : Christopher Morcom

Original Name : Jack Bannon

Gender : Male

Character Name : Helen

Original Name : Tuppence Middleton

Gender : Female

Character Name : Sherborne Student 1

Original Name : Dominic Charman

Gender : Male

Character Name : Sherborne Student 2

Original Name : James G. Nunn

Gender : Male

Character Name : Sherborne Student 3

Original Name : Charlie Manton

Gender : Male

Character Name : Joan's Father

Original Name : David Charkham

Gender : Male

Character Name : Joan's Mother

Original Name : Victoria Wicks

Gender : Female

Character Name : Teacher

Original Name : Andrew Havill

Gender : Male

Character Name : Headmaster

Original Name : Laurence Kennedy

Gender : Male

Character Name : MI6 Agent

Original Name : Tim van Eyken

Gender : Male

Character Name : Military Policeman

Original Name : Will Bowden

Gender : Male

Character Name : Margaret

Original Name : Miranda Bell

Gender : Female

Character Name : Electrical Assistant

Original Name : Tim Steed

Gender : Male

Character Name : Woman in Crowd (uncredited)

Original Name : Hayley Joanne Bacon

Gender : Female

Character Name : Ministry Man (uncredited)

Original Name : Nicholas Blatt

Gender : Male

Character Name : Wren (uncredited)

Original Name : Ancuta Breaban

Gender : Female

Character Name : Dancer (uncredited)

Original Name : Alex Corbet Burcher

Gender : Male

Character Name : Assistant Wren (uncredited)

Original Name : Grace Calder

Gender : Female

Character Name : Crossword Man in Pub (uncredited)

Original Name : Richard Campbell

Gender : Male

Character Name : MI6 Agent (uncredited)

Original Name : Daniel Chapple

Gender : Male

Character Name : Joan Clarke's Friend (uncredited)

Original Name : Lisa Colquhoun

Gender : Female

Character Name : Bletchley Park Agent (uncredited)

Original Name : Alexander Cooper

Gender : Male

Character Name : Passerby (uncredited)

Original Name : Leigh Dent

Gender : Female

Character Name : Military Policeman 3 (uncredited)

Original Name : Sam Exley

Gender : Male

Character Name : Civilian (uncredited)

Original Name : Denis Khoroshko

Gender : Male

Character Name : Evacuee (uncredited)

Original Name : Debra Leigh-Taylor

Gender : Female

Character Name : Bletchley Park Operative (uncredited)

Original Name : Stuart Matthews

Gender : Male

Character Name : MI6 Agent (uncredited)

Original Name : Joseph Oliveira

Gender : Male

Character Name : Police Sergeant White (uncredited)

Original Name : David G. Robinson

Gender : Male

Character Name : Crossword Man (uncredited)

Original Name : Mark Underwood

Gender : Male

Character Name : First Aid Nurse (uncredited)

Original Name : Nicola-Jayne Wells

Gender : Female

Character Name : German Pilot (uncredited)

Original Name : Josh Wichard

Gender : Male

Character Name : German Spy Plane Pilot (uncredited)

Original Name : Joshua Wichard

Gender : Male