In this WhatsUpHollywood.com video interview, the cast and director of 3 Days to Kill take us behind the scenes of their new thriller. Director McG tells us how he used humor throughout the actioner while star Kevin Costner explains how this film differs from others in the genre. Also, actresses Amber Heard and Hailee Steinfeld chime in about the film’s unique dark humor. What was it like to film in Paris? And how did the cast gel with McG? Watch the video to find out!