For years, the simmering romance between Siegfried Farnon (Samuel West) and Mrs. Hall (Anna Madeley) has been more of a "won't-they" than a "will-they," but that finally stands to change in the wake of the All Creatures Great and Small Season 4 finale, "The Home Front."

Though Siegfried and Mrs. Hall end the season in uncharted territory, their romantic prospects weren't looking good heading into the episode. All signs pointed to Mrs. Hall, now free to remarry after learning her divorce has been finalized, leaving the Yorkshire Dales with Gerald (Will Thorp), her kind, garden-loving boyfriend. They made plans to move to the Lake District, where Gerald's sister has been recovering from an illness, and even got engaged, with Mrs. Hall proclaiming that "this is [their] chance to be together," and if they don't take it, they "might always regret it."...