Sony Pictures Classics has unveiled theatrical trailer for The Diary of a Teenage Girl (2015). Like most teenage girls, Minnie Goetze (Bel Powley) is longing for love, acceptance and a sense of purpose in the world. Minnie begins a complex love affair with her mother's (Kristen Wiig) boyfriend, "the handsomest man in the world," Monroe Rutherford (Alexander Skarsgård). What follows is an account of one girl's sexual awakening, without judgment. Watch theatrical trailer now!