http://www.sheknows.com/ Tue, 26 Jun 2012 10:23:00 -0700 http://www.sheknows.com/entertainment/articles/964473/alex-cross-trailer-tyler-perry-turns-action-hero Tyler Perry is all business in his new film, <em>Alex Cross</em>. The actor, best known for his light-hearted comedies, is taking a serious turn. Perry is the lead in the Rob Cohen thriller, which has him hunting down a deranged killer played by Matthew Fox. http://www.sheknows.com/entertainment/articles/964473/alex-cross-trailer-tyler-perry-turns-action-hero Entertainment Movies & Reviews Krystal Clark