Limitless (2011)

Bradley Cooper and Robert De Niro star in Limitless, a paranoia-fuelled action thriller that’ll blow your mind. Unsuccessful writer Eddie Morra’s life is transformed by NZT, a top-secret “smart drug” that allows him to use 100% of his brain and to become the perfect version of himself. But when Eddie’s enhanced abilities attract unwanted attention from the rich and powerful alike, he soon realises they’ll stop at nothing to uncover his secret.