Gangster flicks work best when they are centered on a charismatic and powerful main character (with campy takes like Goodfellas being an exception). Be it the spine-chilling viciousness of John Dillinger or the coolth-spewing assuredness of Vito Corleone, charm always aided these anti-heroes in veiling their vulnerabilities. Or there is a moral ambiguity that the characters mask behind their likeability that can be exploited for drama. We were all fascinated by the split-second appearances of Walter White's inner monster in the TV series Breaking Bad and we patiently waited to finally catch it....