An American producer, David Koplan has been a part of a lot of films which gained popularity among the audiences. Gaining popularity with the Mark Ruffalo and Gwyneth Paltrow starrer Thanks For Sharing (2012), he has been associated with Winter Passing (2005), Randy and the Mob (2007), and The Human Contract (2008), among others. He was then roped by Red Granite pictures and dove into the production of Dumb and Dumber To in 2014 and proceeded to Daddy`s Home (2015). As of 2018, he is associated with Papillon.