Further casting news has been announced for the upcoming third season of 'The Crown' as Netflix have revealed that Josh O'Connor ('God's Own Country') is set to play Prince Charles while Marion Bailey ('Mr. Turner') will take on the role of the Queen Mother.

Both actors will play the roles for the third and fourth season of the show, which sees a brand new cast taking over to portray the royal family in the later decades of Queen Elizabeth's reign.

O'Connor said: "I am thrilled to be joining The Firm for the next instalment of 'The Crown'. Seasons 3 and 4 will follow some of the most turbulent events in the Prince of Wales’s life and our national story and I’m excited to be bringing to life the man in the midst of it all. I’m very aware it’s a formidably talented family to be joining, but reliably informed I have the ears for the part and will fit right in."

While Marion Bailey, who will be taking over the role of the Queen Mother from Victoria Hamilton said: "Wonderful to be joining 'The Crown'. It’s a brilliant show and we have a tough act to follow but what a gift to be playing the fascinating and greatly loved Queen Mother. Thrilled to be on board and working with such a top notch team."

The third season of 'The Crown' will see Olivia Colman take over the role of Queen Elizabeth from Claire Foy, while Tobias Menzies will play Prince Philip and Helena Bonham Carter will take on the role of Princess Margaret

'The Crown' Season 3 will launch on Netflix in 2019.