Lincolnshire & Humberside Arts image Keep Off The Grass 1981 (estimated) Student Film Lincolnshire & Humberside Arts StudioLincolnshire & Humberside Arts On this page SynopsisCreditsProduction notes SynopsisHand-painted film dealing with the unforeseen dangers of walking on the grass. Credits Directing Director Porl Smith Animation Animator Porl Smith Production notesAmateur cartoon.