So goes much of the crackling patter of “Black Bag,” Steven Soderbergh’s delicious marital drama cloaked as a sleek spy thriller. Lean and taut, the 93-minute “Black Bag” is more a sizzling amuse-bouche than full-course meal, but it’s simmered to perfection.

Black Bag,” an elegant, quick-witted new thriller that finds Cate Blanchett and Michael Fassbender playing married spies, isn’t the pair’s first time together on screen. That honor goes to 2017’s “Song to Song,

Cate Blanchett and Michael Fassbender play a high-ranking spy couple in Steven Soderbergh's new film. Black Bag offers Bond-style globe-trotting intrigue and marital dramedy.