Charles Shaughnessy (Prince Charles) previously appeared as a helicopter pilot in William & Kate (2011), a biopic that focused on the relationship between Harry's brother William and sister-in-law Kate Middleton.
Laura Mitchell (Kate Middleton), Deborah Ramsay (Camilla), Bonnie Soper (Diana) and Maggie Sullivun (Queen Elizabeth) reprise their roles from 2018's Harry & Meghan: A Royal Romance (2018).
Vera Frederickson's debut.