The Dean trailer with Demetri Martin and Kevin Kline CBS Films has revealed the first trailer for Dean, the upcoming comedy and 2016 winner of Tribeca Film Festival’s Founders Award for Best Narrative Feature. Check out the Dean trailer below, along with the poster in the gallery! Writer/director/comedian Demetri Martin (Taking Woodstock, In a World…) stars alongside Academy Award winner Kevin Kline (A Fish Called Wanda, Beauty and the Beast) in this comedic and heartfelt tale about a father and son coming to terms with love, loss and everything in between.