ThuppakkiisbasicallyaboutJagdish(Vijay),anarmycaptain,whoreturnstoMumbaifora40days’vacation.Hehasalovingfamily,comprisingtwosistersandhisparents,whowishtogethimmarriedtoanappropriategirl.AftersomecatandmouseepisodeswithNisha(Kajal),thearrangedbride,Jagdish’spersonallifeissetwithher.Ontheotherhand,hehasagreatertaskathandashehastoeradicatesleepercellsthatareouttobombandterrorizeMumbaiacross12prominentlocalities.Thesesleepercellsarecontrolledbyonemainman(VidyutJamwal)whoisalsolaterdrawnintothecitythankstoJagdish’sproactiveandintelligentmovesineliminatingthecellsthroughasecretivemissionwhichhecarriesoutwiththehelpofhiscolleagues,whoassembleforamarriage.Lateritbecomesastraightgameofone-upmanshipbetweenthemainmanandJagdish.HowJagdishvanquisheshimandhowJagdishmanagestosavethelivesofpeoplewhoareluredintothismeanbattle,istheremainingpartofthisextravagantandstylishentertainerwhichridesontheever-dependableVijay.VijayplaystheroleofanencounterspecialistwhileKajalAgarwalplaysthecharacter,Nisha,aniron-willedgirl.SheplaysaveryimportantroleinThuppakki.Shewillbeseenintheroleofaboxerinthefilm.However,theactresswillalsobeseeninglamorousavatars.AksharaGowdaistoplaythesecondfemalelead.BollywoodactorVidyutJamwalisdonningthenegativerole.DirectorARMurugadossmakesacameoappearanceinthemovie.Cameraishandledbyaward-winningcinematographerSanthoshSivanandA.SreekarPrasadhasdoneediting.ThesoundtrackandbackgroundscorearedonebythetalentedmusiccomposerHarrisJayaraj.InThuppakki,Vijaycroonsasongafteraverylongtime.