Adult Cast
Noel Sullivan as Dewey Finn
David Fynn as Dewy Fynn (from January 20) 
Laura Tebbutt as Rosalie Mullins
Mark Anderson as Ned Schneebly
Rebecca LaChance as Patty Di Marco
Jake Sharp as alternate Dewey Finn
Nick Butcher as Doug/Mr. Spencer
Martina Isibor as Mrs. Turner
Jessica Louise Parkinson as Mrs Hathaway
Andy Rees as Mr. Mooneyham/Snake
John Addison as Theo 
Rob Falconer as Stanley/Mr. Williams
James Wolstenholme as Gabe/Mr. Ward
Claudia Kariuki as Ms. Sheinkopf
Richard Morse as Drummer/Police Officer
Hannah Stratton as Mrs. Bingham 
Alex Tomkins as Mr. Wagner/Billy's Dad/Jeff

Children Cast 

Lily Jean Jackson, Tia Belle Keilty, Evie Lawly, Casper Lloyd, Ikechukwudi Machie, Jack Manders, Chloe Marler, Naniyah Owusu, Savannah Pages, Ellie May Pavitt, Teni Taiwo, Will Tarpey, Charlotte Breen, Sofia Wilkinson Hill, William Harvey, Nancy Hartley-Blake, Tommy Featherstone, Millie-Jayne Evans, Vaughn Arthur Endraca, Todd Dachtler, Daniel Chang, Tallulah Byrne, Delilah Bennett-Cardy, Maxwell Apple, Sebastian Adams-Eaton, Calypso Bailey, Jasper Bew, Kayla Black, Amelie Green, Nayan Gupta, Noah Gupta-Wright, Jakub Kopec, Amos Maryland, Shani Roberts, Sara Sheen, Stanley Voss

Produced by Andrew Lloyd Webber
Book by Julian Fellowes
Lyrics by Glenn Slater
Directed by Laurence Connor,
Choreography by JoAnn M. Hunter
Scenic and Costume Design by Anna Louizos
Lighting Design by Natasha Katz
Sound Design by Mick Potter
Music Supervision by Ethan Popp.

What's On Stage Awards 2017
Best Musical

Olivier Award 2017

Outstanding Achievement in Music