: It holds a "Fresh" critical score but a mixed audience score.

: Nell (Keira Knightley) and Simon (Matthew Goode) host a holiday party for old friends, but the festive mood is undercut by an impending poisonous gas cloud. To avoid a painful death from the gas, the government has provided "Exit" pills for citizens to commit suicide. Cast : Keira Knightley as Nell Matthew Goode as Simon Roman Griffin Davis as Art Annabelle Wallis as Sandra Lily-Rose Depp as Sophie

Critics and audiences often describe the film as , nihilistic , and disturbing , though it contains sharp British humor.