The win marks Chastain's first Academy Award for 'Eyes of Tammy Faye.'
The Netflix drama swept the night and ET spoke exclusively with the cast as they celebrated in London.
ET breaks down all the must-see moments from the 2021 Emmy Awards, which aired Sunday on CBS and Paramount+.
The actress revealed she lost her father to COVID-19 as she took home the Emmy for Outstanding Lead Actress in a Drama Series.
Why working with the legend was a 'dream come true' for Olivia Colman.
On Sunday, Brad Pitt presented the award for the Best Actress in a Supporting Role at the 2021 Oscars.
ET spoke with Helen Mirren, Claire Foy and Olivia Colman about playing Queen Elizabeth II.
The actress tells ET about filming 'The Father' and what it feels like winning an Academy Award.
The Emmy-winning actress makes a brief, but notable appearance as a 21-year-old Elizabeth on the Netflix series.
'The Crown' season 4 stars found a chic way to celebrate its premiere amid the coronavirus pandemic.
From the premiere date to the new cast, here's everything ET knows about the fourth installment of the Netflix historical drama.
'The Simpsons' season 32 premieres this Sunday, Sept. 27 on Fox.
The Academy Awards has never been this star-studded!
ET's Lauren Zima spoke with 'The Crown' star at the 2020 Golden Globe Awards, airing Jan 5. on NBC.