In 2021, Time Team excavated a Roman villa on the site, recently discovered by metal detectorist and amateur archaeologist, Keith Westcott.

Found material, including mosaic tesserae and hypocaust flue tiles, as well as the sarcophagus, suggested a villa of high status on this site.

Frederick Fiennes, 16th Baron Saye and Sele, who served as Archdeacon of Hereford, and who brought in the prominent Victorian architect Sir George Gilbert Scott.

At the turn of the century, the house was rented by the Edwardian socialite Lady Algernon Gordon-Lennox, who transformed the gardens[5] and hosted Edward VII at the castle.

This was presumably the result of a local carver with access to an ornament pattern book such as those by Hans Vredeman de Vries; the two human heads still look distinctly medieval.

The other chimneypiece, in the bedroom James I used, is at another stylistic extreme; a very polished and spacious stucco piece in a style comparable to that of the First School of Fontainebleau, and probably not made by English artists.

Scenes from the films The Slipper and the Rose (1976), The Scarlet Pimpernel (1982), Oxford Blues (1984), Three Men and a Little Lady (1990), The Madness of King George (1994), Shakespeare in Love (1998), and Jane Eyre (2011) were shot at the castle.

TV filming for parts of Elizabeth The Virgin Queen, Friends and Crocodiles, 1975 Morecambe and Wise Christmas Show, Hilary Mantel's Wolf Hall, Keeping Up Appearances, and the titles of Noel's House Party also took place there.

[10] In August 1981, British folk rock band Fairport Convention held their annual reunion concert at Broughton Castle, rather than the usual Cropredy location.

Published in April 2009, The Music Room is a memoir by William Fiennes, youngest son of the 21st Baron Saye and Sele, about growing up with an older brother who had suffered brain damage due to epilepsy.