Review: mutates into a gross-out monster movie with effects that are more silly than scary 
Sentiment: negative

Review: robert harmon 's less-is-more approach 
Sentiment: positive

Review: of empathy 
Sentiment: negative

Review: you were n't invited to the party 
Sentiment: negative


Review: the film is beautifully mounted , but , more to the point , the issues are subtly presented , managing to walk a fine line with regard to the question of joan 's madness .