obsession and voyeurism

His masterpiece 'Peeping Tom' unflinchingly examines the psychology of voyeurism through a serial killer who films his victims, making the audience complicit in the act of watching.

De Palma's thrillers like 'Blow Out' and 'Body Double' obsessively explore voyeurism, obsessive desire, and the predatory nature of the male gaze through elaborate set pieces and camera manipulation.

Haneke's provocative works like 'Funny Games' and 'Caché' interrogate audience complicity and obsessive watching, forcing viewers to confront their own voyeuristic desires and ethical boundaries.