Hallmark Channel has renewed "When Calls the Heart" for an eighth season set to premiere next year on the cable network.

Currently in production on its second season, Hallmark Channel announced last night during its Winter TCA Press Tour event that "General Hospital's" <strong>Jack Wagner</strong> (ex-Frisco Jones) and <strong>Kristina Wagner</strong> (Felicia Jones) will join the cast as regulars in its original series "When Calls the Heart," set in a 19th century mining town and starring <strong>Lori Loughlin</strong> ("Full House," "Summerland"), <strong>Erin Krakow</strong> and<strong> Daniel Lissing</strong>.