The Bodleian librarian refers to the library as having had its first murder for 500 years, but in actual fact the library, established in 1602, is only just over 400 years old.
Philip is clearly a vulnerable person, and should therefore have been assigned an Appropriate Adult when being questioned by British police.
At one point there is a close up of Philip painting but there clearly no paint on the brush and is not transferring any paint onto the canvas.
Hathaway states that Shelley was thrown out of Oxford for having an affair with a married woman. He was in fact sent down from University College for refusing to retract his publication the "Necessity of Atheism".