text: A third season premiered on June 20, 2016, concluding on August 22, and the fourth season premiered on July 31, 2017, and concluded on September 18. In the United States, the series airs on the streaming service Acorn TV, with the first season premiering on January 18, 2016, the second on May 16, the third on October 24, and the fourth scheduled to debut on September 22, 2017. Spike UK aired the series in the United Kingdom for the first two seasons.