7 , ▁Mich iel ▁H uis man ▁and ▁Glen ▁Pow ell ▁both ▁signed ▁for ▁the ▁roles ▁of ▁Daw sey ▁Adams ▁and ▁Mark ▁Reyn olds , ▁respectively . ▁The ▁film ▁entered ▁pre - production ▁in ▁January ▁ 2 0 1 7 , ▁with ▁film ing ▁set ▁to ▁commence ▁in ▁spring . ▁ ▁Fil ming ▁Princi pal ▁phot ography ▁began ▁on ▁ 2 1 ▁March ▁ 2 0 1 7 ▁in ▁North ▁Dev on , ▁England . ▁Ex terior ▁sh ots ▁were ▁fil med ▁at ▁Prin ces ▁Wh arf , ▁Br istol ▁to ▁represent ▁We ym outh ▁D ock s ▁in ▁ 1 9 4 6 . ▁For ▁the ▁London ▁portion ▁of ▁the ▁shoot , ▁phot ography ▁took ▁place ▁on ▁Sic ilian ▁Avenue . ▁Sc enes ▁were ▁also ▁shot ▁at ▁the ▁House ▁of ▁Det ention ▁in ▁Sans ▁Walk , ▁C ler ken well . ▁Studio ▁work ▁was ▁completed ▁at ▁E aling ▁Studios . ▁Fil ming ▁wrapped ▁on ▁ 1 5 ▁May ▁ 2 0 1 7 , ▁with ▁the ▁first ▁official ▁images ▁of ▁the ▁film ▁released . ▁ ▁Release ▁The ▁film ▁premier ed ▁in ▁London ▁on ▁ 9 ▁April ▁ 2 0 1 8 , ▁and ▁was ▁the atr ically ▁released ▁in ▁the ▁United ▁Kingdom ▁on ▁ 2 0 ▁April ▁and ▁in ▁France ▁on ▁ 1 3 ▁June ▁by ▁Studio Can al . ▁It ▁was ▁released ▁in ▁other ▁international ▁areas , ▁such ▁as ▁the ▁United ▁States , ▁Canada , ▁Latin ▁America ▁and ▁certain ▁parts ▁of ▁Europe , ▁by ▁Net fli x ▁as ▁an ▁original ▁film