The actress also recruited a Dora the Explorer doll to pose as Neil Patrick Harris’ character, to practice how she would murder him in the film– placing the poor stuffed doll on a six foot stake as a stand in before filming the disturbing sequence.
The measures the actress may seem a bit extreme, but it was necessary for Pike to pull off her most memorable performance.
To get ready for her body slashing scene, Rosamund Pike visited a butcher and practiced with her box cutter on some unlucky pig carcasses with incredible intensity, just as incoming customers walked in on the scene.