Tonight’s episode of “When Calls the Heart” is called “The Show Must Go On.” “When Calls the Heart” airs at 9 p.m. Sunday, Feb. 23, on the Hallmark Channel. The storyline for “The Show Must Go On,” ...

When Calls the Heart” Season 12 continues tonight, Feb. 23, at 9 p.m. Eastern on Hallmark Channel. In episode 8, “The Show Must Go On,” the play gets a new cast and venue; Elizabeth takes to the ...