The appeal of a tightly-woven thriller film remains undeniable, and 'Kaun' proves just that. Varma's 'Kaun' surprises right from the start. Made on a shoestring budget, the film features only three actors, nameless characters, and a distinct lack of outdoor scenes or songs an audacious move in the 90s. Yet, these unconventional choices give 'Kaun' its lasting sense of unease.