1 The Imitation Game
2 Enigma
3 Alan
4 U-Boats
5 Carrots and Peas
6 Mission
7 Crosswords
8 Night Research
9 Joan
10 Alone with Numbers
11 The Machine Christopher
12 Running
13 The Headmaster
14 Decrypting
15 A Different Equation
16 Becoming a Spy
17 The Apple
18 Farewell to Christopher
19 End of War
20 Because of You
21 Alan Turing's Legacy