"There are hundreds of seat fillers so nearly everybody is in the bar getting bladdered!"
While the 2018 film "Tha Favourite" catapulted Olivia to big-ticket Hollywood, she has been balancing the big screen projects with small screen assignments.
"The Crown" follows the activities of the everyday living of Queen Elizabeth II, but the events in the show are fictionalized according to a spokesman from Buckingham Palace, who introduced a assertion to the Guardian earlier this year.
Asked if she'd met any royals since playing the part of the Queen, Olivia said: 'Yes, but it didn't go very well.
"I was so excited and asked him:" Have you seen him?
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She previously told how she met the Duke Of Cambridge at a dinner and the royal told her he did not watch the period drama.
Colman's The Crown co-star, Helena Bonham Carter, is also on the show and clarifies a recent story she shared about connecting with the ghost of Princess Margaret before taking on the role.
'There was actually someone else up for the part and it was typical of Margaret, ' Bonham Carter said.
After the Tryannosaur star claimed she "did nothing" to get her into character as the queen, Helena joked: 'I do everything to prepare and Olivia does nothing, and she ends up being completely brilliant'.
"I'd met her a few times and you never really knew where you were with her, she had a way of complimenting and putting you down at the same time". The Crown season 3 cones to Netflix on November 17.