Joining the company from 16 June will be: Peter Lockyer as Jean Valjean; David Thaxton as Javert; Tom Edden as Thénardier; Celinde Schoenmaker as Fantine; Michael Colbourne as Enjolras and Emilie Fleming as Cosette.
Rob Houchen will continue to play Marius, with Carrie Hope Fletcher as Eponine and Wendy Ferguson as Madame Thénardier.
Peter Lockyer recently completed a year and a half run as Jean Valjean in the North American 25th anniversary tour of Les Miserables. He has also appeared on Broadway as Chris in Miss Saigon and as Marius in the 10th anniversary production of Les Miserables.
Tom Edden appeared in One Man, Two Guvnors on Broadway, earning him a Tony Award Nomination for Best Performance by an Actor in a Featured Role in 2011. He also recently played Fagin in Oliver! at the Crucible Theatre, Sheffield.
Celinde Schoenmaker returns to the role of Fantine at the Queen's Theatre after making her West End debut in the part in 2013.
Based on Victor Hugo's classic novel, Boublil and Schönberg's musical includes the songs "I Dreamed a Dream", "On My Own", "Stars", "Bring Him Home", "Do You Hear the People Sing?", "One Day More", "Empty Chairs at Empty Tables", "Master Of The House" and many more.
The rest of the company is as follows: Jeremy Batt, Ethan Bradshaw, Melanie Bright, Dougie Carter, Jade Davies, Lee Dillon-Stuart, Tamsin Dowsett, Tom Edden, Christian Edwards, James Gant, Carolina Gregory, Bradley Jaden, Emma Kingston, Sarah Lark, Jordan Lee Davies, Adam Linstead, Joanna Loxton, Claire Parrish, Adam Pearce, Jonny Purchase, Michael Riseley, Simon Shorten, Ashley Stillburn, Jessamy Stoddart and Helen Walsh.