Setelah [[Royal Pardon]] diberikan oleh [[Britania Raya|Kerajaan Britania Raya]] kepada Turing pada tanggal 24 Desember 2013, para pembuat film merilis gambar resmi pertama yang menampilkan [[Benedict Cumberbatch]] berdiri di samping mesin [[bombe]] Turing.<ref name="autogenerated3>{{cite" web |url= http://www.thewrap.com/benedict-cumberbatch-alan-turing-imitation-game-first-look-photo/ |title=Benedict Cumberbatch as Alan Turing in First Look at 'The Imitation Game' (Photo) |first=Jeff |last=Sneider |work=TheWrap |date=26 December 2013 |accessdate=10 September 2014}}</ref><ref>{{cite web |url= https://twitter.com/ImitationGame/status/415596720408371200 |title=In honor of today's Royal Pardon, please find the first still released from the upcoming film, The Imitation Game |author=The Imitation Game |work=Twitter |date=24 December 2013 |accessdate=10 September 2014}}</ref> Saat peringatan kematian Turing pada bulan Juni 2014, ''[[Entertainment Weekly]]'' merilis dua cuplikan baru, memperlihatkan karakter yang diperankan oleh [[Keira Knightley]], Matthew Goode, Matthew Beard, dan Allen Leech.<ref>{{cite web |url= http://insidemovies.ew.com/2014/06/05/benedict-cumberbatch-outwits-nazis-in-the-imitation-game-first-look/ |title=Benedict Cumberbatch outwits Nazis in 'The Imitation Game' -- FIRST LOOK |first=Nicole |last=Sperling |work=Entertainment Weekly |date=5 June 2014 |accessdate=10 September 2014}}</ref> Memperingati ulang tahun Turing ke-102 pada tanggal 23 Juni, majalah ''[[Empire (majalah)|Empire]]'' merilis dua foto yang menampilkan Mark Strong dan Charles Dance dalam karakter yang mereka perankan.<ref name=autogenerated8>{{cite web |url= http://www.empireonline.com/news/story.asp?NID=41360 |title=New Stills Of Benedict Cumberbatch And Keira Knightley In The Imitation Game |first=Phil |last=de Semlyen |work=Empire |date=23 June 2014 |accessdate=10 September 2014}}</ref>
Cuplikan film untuk Amerika Serikat dan Britania Raya dirilis secara serentak tanggal 22 Juli 2014.<ref>{{cite web |url= http://www.bfi.org.uk/news-opinion/news-bfi/announcements/imitation-game-will-open-58th-bfi-london-film-festival |title=The Imitation Game will open the 58th BFI London Film Festival |work=British Film Institute |date=3 September 2014 |accessdate=10 September 2014}}</ref> Poster promo internasional dirilis pada 18 September 2014 dengan tagline: ''"The true enigma was the man who cracked the code."''<ref>http://www.empireonline.com/news/story.asp?NID=42190</ref>