The British actor won a gong for her portrayal of the Queen in Netflix’s The Crown.
Michaela Coel, Regé-Jean Page, Olivia Colman, Emma Corrin and Josh O’Connor are all up for gongs.
Olivia Colman Recalls Wetting Herself On Stage Thanks To David Mitchell: 'My Entire Bladder Emptied'
The Oscar-winning actor said the audience were aware of what happened and were “moving away from little bits of wee”.
Daniel Kaluuya, Olivia Colman, Sacha Baron Cohen and Riz Ahmed are among the many British nominees in 2021.
For those who didn't fancy staying up all night to watch a load of rich people win awards, here's what went down.
The two stars of The Crown were nominated against one another at this year's awards show.
Emma Corrin, Daniel Kaluuya and Daisy Edgar Jones are among the Brits nominated.
The two played Margaret Thatcher and Queen Elizabeth II in the most recent season of The Crown.
This behind-the-scenes clip "was never supposed to see the light of day", according to Gillian Anderson.
She has said her "personal bête noire" wasn't as much of an issue for predecessors Claire Foy and Olivia Colman.
Imelda will be taking over the role of Queen Elizabeth II in the fifth season of the Netflix drama.
Things were apparently just as chaotic off-screen while they were filming the scene.
"S***, I really brought it down a notch," the Oscar-winning star joked.
The Sex Education star is joining Netflix's royal drama as Margaret Thatcher.
The Crown's Imelda Staunton Feeling 'Pressure From Every Angle' As She Prepares To Take Over Queen Role
The actor is succeeding Olivia Colman as the monarch in series five and six of Netflix's royal drama.
The likes of Olivia Colman, Jodie Comer, Paul Mescal and Thandie Newton had all been nominated.
The Oscar-winning star can currently be seen playing Queen Elizabeth II in Netflix's The Crown.
New footage shows Gillian Anderson as the former PM, as well as a first look at Diana on her wedding day.
After winning the Oscar for Best Actress last year, Olivia Colman was back on stage to present an award and was her usual charming self...
Including surprising performances, huge red carpet moments and even a couple of shock wins.