However, initially the monarch struggled to have an emotional reaction.
Despite this, the episode ended with her listening to a recording of the singing school children and breaking down in tears.
Now, it seems the character wasn’t alone as fans took to Twitter to share their own emotional responses.
One Netflix viewer said: “Absolutely harrowing episode based on the disaster of Aberfan #TheCrownNetflix #TheCrown”
Another noted: “The level of detail put into showing and telling the story of the Aberfan disaster truly makes for harrowing and heartbreaking viewing. #TheCrown”