Los Angeles Times by Noel Murray

In a way, Oldman’s presence is symptomatic of a larger failing: the decision to cram together a bunch of cool but incomplete ideas rather than spending the time and money to make proper use of just one.

RogerEbert.com by Simon Abrams

Killers Anonymous just doesn't make sense as a throwback to MTV-friendly sensibilities. It's also not inventive, funny, or energetic enough to warrant its creators' vague ideas about deceiving looks, moral relativism, and, uh, girl power?

Variety by Dennis Harvey

It doesn’t strike an assertively comic tone either, resulting in a superficially colorful but hollow pile of contrivances that are neither clever nor convincing enough to achieve more than time-passing diversion.

The Guardian by Leslie Felperin

It’s a nonsensical premise and a pretty incoherent, painfully inept film.

The New York Times by Jeannette Catsoulis

While you might leave with several unanswered questions, the most concerning one is how this fiasco was ever financed in the first place.