Debbie Kurup and Gary Wilmot are to join the cast of the West End production of The Prince of Egypt.
Also starring in the show will be Joe Dixon, Adam Pearce, Tanisha Spring and Silas Wyatt-Barke.
They join the previously announced Luke Brady, Liam Tamne, Alexia Khadime and Christine Allado.
The Prince of Egypt will run for 32 weeks at the Dominion Theatre, beginning on February 5, 2020, with an opening night on February 25.
It has music and lyrics by Stephen Schwartz, with a book by Philip LaZebnik.
The musical is directed by Scott Schwartz, with choreography by Sean Cheesman, set by Kevin Depinet, costume by Ann Hould-Ward, lighting by Mike Billings, sound by Gareth Owen, projection by Jon Driscoll, illusions by Chris Fisher and orchestrations by August Eriksmoen.
The show is based on the DreamWorks Animation film of the same name.