▁be ▁shot ▁in ▁the ▁water ▁t anks ▁at ▁Mediter rane an ▁Film ▁Studios ▁in ▁K alk ara . ▁During ▁the ▁film ing , ▁Col in ▁F irth ▁was ▁hospital ised ▁with ▁a ▁hip ▁dis location . ▁The ▁Mer cy ▁was ▁also ▁part ▁shot ▁at ▁West ▁London ▁Film ▁Studios . ▁Some ▁scenes ▁were ▁fil med ▁at ▁Ch ath am ▁D ock yard ▁in ▁Kent , ▁where ▁HMS ▁G ann et ▁was ▁used ▁as ▁the ▁port ▁where ▁the ▁w ives ▁of ▁the ▁competition ▁sail ors ▁pos ed ▁for ▁the ▁press . ▁As ▁well ▁as ▁film ing ▁at ▁Bew l ▁Water ▁res er voir ▁in ▁Kent , ▁which ▁features ▁as ▁the ▁Te ign mouth ▁in let ▁where ▁Donald ▁Crow h urst ▁( Col in ▁F irth ) ▁s ails ▁locally ▁alone ▁and ▁with ▁his ▁family . ▁ ▁Release ▁In ▁November ▁ 2 0 1 7 , ▁Road side ▁Att ra ctions ▁acquired ▁US ▁distribution ▁rights ▁to ▁the ▁film . ▁It ▁was ▁initially ▁scheduled ▁to ▁be ▁released ▁in ▁the ▁United ▁Kingdom ▁on ▁ 2 7 ▁October ▁ 2 0 1 7 , ▁but ▁was ▁eventually ▁moved ▁to ▁ 9 ▁February ▁ 2 0 1 8 . ▁Despite ▁this , ▁it ▁was ▁screen ed ▁for ▁awards ▁consideration ▁to ▁members ▁of ▁the ▁British ▁Academy ▁of ▁Film ▁and ▁Television ▁Arts ▁in ▁New ▁York ▁City ▁on ▁ 2 8 ▁November ▁ 2 0 1 7 , ▁followed ▁by ▁two ▁screen ings ▁in ▁Ren f rew ▁Street , ▁Glasgow ▁on ▁ 5 ▁December ▁and ▁F ount ain ▁Park , ▁Edinburgh ▁on ▁