If you still haven't watched Netflix's sweeping drama about the British royal family, what have you been doing? According to Princess Eugenie, even the queen watches. Claire Foy and Matt Smith star as Queen Elizabeth II and Prince Philip in the first two seasons, which cover events of the 1950s and '60s. The third season, which began streaming in 2019, saw Olivia Colman and Tobias Menzies take over the roles, whilst season four brought us our first look at Princess Diana, played by Emma Corrin. Filming for season five is underway, and includes Imelda Staunton as Queen Elizabeth II, Jonathan Pryce as Prince Philip, Elizabeth Debicki as Princess Diana, Dominic West as Prince Charles.