Thestory of Parker's new effort,penned byWilliam "Billy" Ivory,isinspired by trueeventsandissetinthesummerof2014.Ontheoccasionofthe70thanniversaryoftheD-DaylandingsinFran ce,octogenarianBernardJordan(playedbyMichaelCaine)madeglobalheadlines.He'dstageda"greatescape"fromhiscarehometojoinfellowwarveteransonabeachinNormandy,commemorat ingtheirfallencomrades.Thebittersweetscriptissaidtoexplore"therealitywithwitandaverybigheart".Bernie'sadventure,spanningjust48hours,alsomarkedtheculminationofhis60-yearmarriagetoIrene(GlendaJackson).Thefilmwillalsocelebrate"theirlovewithoutanysentimentalityandwithaneyetothelessonswemightalllearnfromtheGreatestGeneration".