Jeffrey Richard Shankley (born 17 November 1947) is a British actor, singer and a former member of the Royal Shakespeare Company who has had a long career as a television and stage actor particularly in the musicals of Andrew Lloyd Webber for whom he originated several roles including Munkustrap in the original London production of Cats at the New London Theatre in London in 1981 and Greaseball in Starlight Express at the Apollo Victoria Theatre in 1984.