The Musical. Simon is taking on the role as hilarious Mr Poppy, “He is so loved by everyone that watches the film which is a mildly intimidating task to take on,” he said. Simon Lipkin is an actor, known for The Wind in the Willows : The Musical (2018), Nativity Rocks! The cast of Nativity! I caught up with Daniel Boys and Simon Lipkin who play Mr Maddens and Mr Poppy in the new musical. Casting has been announced for the return of Nativity! The Musical, have announced the return of Simon Lipkin as the hilarious ‘Mr Poppy’ after delighting critics and audiences in the show last year. the Musical.. Simon Lipkin will return to play Mr Poppy after starring in the show last year. (2018) and Doctor Who (2005). He will play the role for the entire run opening at The Belgrade Theatre, Coventry on 23 October and finishing at the Eventim Apollo in London on 31 December. Simon Lipkin (born 9 January 1986) is a British actor, best known for his work in musical theatre.He has originated roles in several major West End musicals such as Avenue Q and Rock of Ages.His television work includes The Amazing World of Gumball and Doctor Who.He has acted in small roles in film as well as in the starring role in 2018 comedy Nativity Rocks!. Describing the character, Simon told me, “I think he is a big, big kid with a big heart who just wants everything to go right. Simon Lipkin, Actor: The Wind in the Willows : The Musical. Actors Daniel Boys and Simon Lipkin lead the new stage musical version of hit family film Nativity!, which is touring the UK this Christmas season.