The "30 Rock" actor had joked about Anderson's "fascinating" ability to switch accents, a thinly veiled nod to wife Hilaria Baldwin's Spanish-heritage debacle
The 25-year-old dazzled with her portrayal of the late Princess of Wales in the Netflix hit.
The two played Margaret Thatcher and Queen Elizabeth II in the most recent season of The Crown.
Gillian Anderson, Olivia Colman and their co-stars in the hit Netflix show about the British royal family are feeling good as hell in the clip.
She has said her "personal bête noire" wasn't as much of an issue for predecessors Claire Foy and Olivia Colman.
Some critics of the royal drama have suggested it should carry a disclaimer alerting viewers to the fact it's largely fictitious.
Remember KFC and Prince William's 'His Royal Thighness' moment?
Imelda will be taking over the role of Queen Elizabeth II in the fifth season of the Netflix drama.
The regal drama has attracted criticism for its use of creative licence.
Netflix has officially been roasted.
It is one of the most shocking events of the 20th century. But just how will the Netflix show portray the tragic death of Diana?
Series 4 of the hit Netflix drama stars Emma Corrin as Diana.
Major Hugh Lindsay died in an avalanche in Switzerland during a skiing trip with Prince Charles.
This Is How The Crown's Gillian Anderson And Emma Corrin Were Transformed Into Margaret Thatcher And Princess Diana
"The more familiar a period is to the audience, the greater the pressure to get it right."
We fact-checked the fourth season of "The Crown" so you don't have to.
Margaret Thatcher and the royal family play the bizarre drinking game in series 4 of the Netflix drama.
As season four of the hit Netflix drama drops, director and exec producer Benjamin Caron discusses reimagining royal history.
Season 4 of the popular TV show will introduce Princess Diana and Margaret Thatcher.
Critics have branded the new series "captivating" "beautiful" and "the classiest soap opera ever".
The Sex Education star is joining Netflix's royal drama as Margaret Thatcher.