In the United States, Doc McStuffins first premiered on March 23, 2012, on Disney-ABC networks Disney Channel and Disney Junior. Starting March 26, the series had begun airing weekdays at 10:00AM ET on Disney Channel and 4:00PM ET on Disney Junior while on the weekends, it aired at 7:30AM ET on Disney Channel and 10:00AM ET on Disney Junior, and has changed since then. On June 5, 2012, Disney Junior renewed the series for a second season, which premiered on September 6, 2013. On January 8, 2014, the series was renewed for a third season which premiered on November 2, 2014, but however, when the voice of Doc was changed in 2015, the episodes formally in season 3 with the former voice of Doc were put in season 2 and new episodes were released in season 3 starting July 2, 2015. On April 14, 2015, the series was renewed for a fourth season by Disney Junior, which premiered on August 5, 2016. It is titled "Doc McStuffins: Toy Hospital". On November 16, 2016, the series was renewed for a fifth season by Disney Junior, which premiered on October 26, 2018 as the first episode titled "The Pet Rescue Team!".