Evecutive producer Sue Vertue reveals: "We are hugely excited about this next series of Sherlock, and have worked closely with our partners, Masterpiece and PBS, to bring these episodes to U.S. audiences in January. We promise our fans that Season 3 is worth waiting for." Sherlock will air in the States on PBS on January 19th at 10 p.m. The UK premiere date has not been announced, but will be sometime before the US air date.