Little Shop of Horrors Cast revealed Bord Gáis Energy Theatre and TheatreworX Productions announce the full cast of the Broadway smash-hit musical LITTLE SHOP OF HORRORS in Howbert & Mays, 16 Clare Street today The cast includes Johnny Ward (Fair City/Love Hate) as Orin, Garry Mountaine (The Lobster/Game Of Thrones) as Mr. Mushnik, David O’Reilly (West End Book of Mormon/Brassic) as Seymour, Jacqueline Brunton (The Imperium Stone) as Audrey and Kenneth O’Regan as the voice of Audrey II The Stree