Saturday “Kindred Spirits,” 10 p.m. on Travel Channel Sunday “The Watch,” 8 p.m. on BBC America – A group of misfits works to save the world against supernatural forces. “Home Town,” 8 p.m. on HGTV “Call Me Kat,” 8 p.m. on Fox – A 39-year-old is out to show the world (and her mother) that she can be happy despite being single. “Expedition Bigfoot,” 8 p.m. on Travel Channel “The Great North,” 8:30 p.m. on Fox – A single father raises his family in Alaska in this animated comedy. (This is a preview of the series, which officially premieres Feb. 14.) “Worst Cooks in America,” 9 p.m. on Food Network