Extremely difficult to endure, and if you choose to endure it, it could leave you feeling angry and upset. Nevertheless, this is serious filmmaking, and Noe is a gifted filmmaker.

A fascinating study in excess, a movie that seduces and repulses as it explores the merciless nature of fate.

There is nothing moral about Irreversible -- only sneeringly superior and nihilistic, like Johnny Rotten at his most fatuous.

It's impossible to have a good time watching this dizzying French thriller. But it's also impossible to deny the power of writer-director Gaspar Noé's Irreversible.