When casting Lynn, Doug's wife, Aja wanted to cast Vinessa Shaw who he had wanted to work with since seeing her in Stanley Kubrick's 1999 film Eyes Wide Shut.
Do role Dougovy ženy Lynn chtěl Aja obsadit Vinessu Shaw, se kterou chtěl pracovat od té doby, co ji viděl ve filmu Stanleyho Kubricka Eyes Wide Shut.