 Dennis was originally written as the local villain, but once cast, Lowrie's portrayal put a twist to Tony Warren's original scripts.It was commented in "The Coronation Street Story", a 35th anniversary celebratory book, that Lowrie has immense charm that bubbled over into the character.Lowrie recalls a conversation with producer Harry Latham, who commended him on his performance, saying he "gave it some comedy", and that he was glad as they had once been considering writing the character out.