IntheNineteenthCentury,inLondon,thebarberSweeneyToddinviteslonelyandwealthycostumersintheporttohisbarbershoponthenearbyFleetStreetandmurdersthemtotaketheirmoney,whilehisassociateMrs.Lovattandownerofabakerybelowisbarbershopgetsridoffthebodies.SweeneyuseshisfortunetohelpthefleetownerStephenOakleywiththeintentiontoforcehisdaughterJoannatomarryhim.However,thebelovedJoanna'sboyfriendMarkIngerstreetreturnsrichfromhislastvoyageandSweeneydecidestokillhimandstealhisfortuneinpearl,makingMrs.Lovattjealouswiththesituation.