Reviewed by GREG KINGDirector: Theodore MelfiStars: Bill Murray, Melissa McCarthy, Naomi Watts, Chris O'Dowd, Jaeden Lieberher, Ann Dowd, Terrence Howard, Nate Cordrry, Ron McLarty, Dario Barosso, Scott Adsit.St Vincent is a slightly predictable, surprisingly upbeat, and genuinely feel good comedy/drama and coming of age tale about an unlikely friendship. And it is, arguably, one of the better films …