Gunpowder

Imelda Staunton

Queen Elizabeth II

Jonathan Pryce

Prince Philip, Duke of Edinburgh

Lesley Manville

Princess Margaret

Dominic West

Prince Charles

Jonny Lee Miller

John Major

Claudia Harrison

Princess Anne

Marcia Warren

Queen Elizabeth the Queen Mother

Elizabeth Debicki

Princess Diana

Michael Buerk

Newsreader (voice)

John Humphrys

Newsreader (voice)

Andrew Havill

Robert Fellowes

Theo Fraser Steele

Timothy Laurence

Jamie Glover

Patrick Jephson

James Murray

Prince Andrew

Sam Woolf

Prince Edward

Emma Laird Craig

Sarah Ferguson

Flora Montgomery

Norma Major

Andre Nightingale

Kensington Palace Police Officer