Unshackle! is a radio drama series produced by Pacific Garden Mission in Chicago, Illinois that first aired in 1950. It is the longest-running radio drama in history, and one of very few still in production in the United States. The show is aired over 6,500 times around the world each week on over 1,550 radio outlets and is translated and re-dramatized into seven languages on six continents. As of March of 2008, over 3,000 episodes have been produced. Each is 30 minutes in length.