He shares the role with 12-year-old Aaron Watson from Kings Lynn, Norfolk, 13-year-old Dean Charles-Chapman from Romford, Essex and 12-year-old Rhys Yeomans from Oldham, Lancashire.
They are joined by principal cast members Genevieve Lemon (Mrs. Wilkinson), Martin Marquez (Dad), Tom Lorcan (Tony), Diane Langton (Grandma), Chris McGlade (George), Kay Milbourne (Dead Mum), Kevin Patricks (Mr. Braithwaite) and Barnaby Meredith (Older Billy).
McKenzie, who hails from Dumbarton, Scotland, began UK Theatre School when he was five years old. He joined acro classes at the Jan Sutherland School of Dancing and went on to study tap and ballet after being recommended by his teacher. When he was ten, he auditioned for and gained a place at Scottish Ballet Juniors where he continued to study and take part in song and dance festivals around Scotland. Scott auditioned for Billy Elliot The Musical in February 2009 and has since been working at the Billy Elliot Academy.
Langton's extensive West End credits include Birdlady in Mary Poppins at the Prince Edward Theatre, Carlotta in Follies at the Royal Festival Hall, Viv Nicholson in Spend Spend Spend at the Piccadilly Theatre and Grizabella in Cats at the New London Theatre. As well as credits for the National Theatre, the Royal Court and the Royal Shakespeare Company, her other West End musical credits include A Little Night Music, A Chorus Line and Side By Side By Sondheim. On television Langton played Kathy in the BBC’s sitcom "The Rag Trade" and more recently has been seen as Nana McQueen in "Hollyoaks."
Marquez was most recently on stage in Mother Courage and Her Children at the National Theatre, where his credits also include Love's Labour's Lost and Anything Goes both directed by Trevor Nunn; the latter transferred to the Theatre Royal Drury Lane. Lorcan's theatre credits include the role of Donnie/Knuckles in Jersey Boys at the Prince Edward Theatre and Fiddler on the Roof at The Savoy Theatre.
Billy Elliot is currently booking through April 9, 2011. To book tickets, contact the box office on 0844 811 0055, or visit www.billyelliotthemusical.com for more details.