Major’s tenure as Prime Minister and leader of the Conservative Party spanned from 1990 to 1997, coinciding with the final years of Princess Diana’s life.
Miller is best known for playing Sherlock Holmes in the long-running CBS series Elementary alongside Lucy Liu and has appeared in shows such as Dexter, Eli Stone, and films like Trainspotting.
Season 5 of the Netflix series will focus on Charles and Diana’s highly publicized 1996 divorce as well as Diana’s 1997 death.