All Cast

Alan Turing

Alan Turing

Self (archive footage)

Rachel Williams

Rachel Williams

(voice)

Paul Bandey

Paul Bandey

(voice)

Ken Starcevic

Ken Starcevic

(voice)

Jean Valentine

Jean Valentine

Self - Former Operator of the Bombe Decryption Device

Karl Dönitz

Karl Dönitz

Self - Grand Admiral (archive footage)