<P> The series was renewed for a second season, which aired from April 25 to June 13, 2015 . Hallmark Channel announced in July 2015 that the series had been renewed for a third season, which aired from February 21 to April 10, 2016, with a sneak peek airing during the 2015 Christmas season . </P> <P> In mid-2016, it was announced that Season 4 would premier on the Hallmark Channel Christmas Day with a two - hour special . On April 11, 2016, Lissing and Krakow announced via the series' Facebook page that Hallmark Channel had renewed the series for a fourth season, which aired from February 19 to April 23, 2017 . </P> <Ul> <Li> Erin Krakow as Elizabeth Thatcher </Li> <Li> Daniel Lissing as Jack Thornton </Li> <Li> Lori Loughlin as Abigail Stanton </Li> <Li> Jack Wagner as Bill Avery </Li> <Li> Martin Cummins as Henry Gowen </Li> <Li> Pascale Hutton as Rosemary LeVeaux - Coulter </Li> <Li> Kavan Smith as Leland Coulter </Li> </Ul> <Li> Erin Krakow as Elizabeth Thatcher </Li>

Who plays mrs thatcher in when calls the heart