While the name of Shakespeare's wife is usually spelled Anne Hathaway, in legal documents her father spelled her name Agnes. In the early modern period it was common for names to have alternate spellings. Maggie O'Ferrell chose to use the name Agnes for her protagonist.
Paul Mescal and Jessie Buckley also starred in "The Lost Daughter" (2021), but they shared no scenes together
The film will be coming around the same time as the anime film Hateshinaki Scarlet (2025), another feature film that is themed to William Shakespeare's Hamlet.