Seth Gamble or Dimitri Long is an American pornographic actor and rapper from Hollywood, Florida. He worked as a model before entering the adult entertainment industry in 2008 as Troy Gabriel, and has appeared in both gay and straight pornographic films. In 2009, he began performing in heterosexual scenes under his current name for various producers such as Brazzers, Penthouse, Wicked Pictures, Vivid Entertainment Group, etc. Gamble has won numerous adult industry awards, including the NightMoves Award for Male Performer of the Year in 2016 and the AVN Award for Best Newcomer in 2011.