Steven Soderbergh and David Koepp are two of cinema’s good guys. The former, a journeyman of a director who’s been drawn to a myriad of subjects and styles, all of them bearing the common denominator of inventiveness.

In his latest film, a stylish espionage whodunit, Steven Soderbergh pushes the metaphor of the "black bag" to the limit, often used as a crutch for cheating, lying and avoiding relationship responsibilities,

Michael Fassbender and Cate Blanchett play married espionage operatives in the director’s smart, fast-paced film.

As married spies, Michael Fassbender and Cate Blanchett lead a cast of duplicitous characters in Steven Soderbergh’s latest.

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.

When George is handed a list of possible traitors, including Kathryn, he immediately sets out to discover whether her wife is lying to him. After an extensive game of cat-and-mouse, which at first appears to indicate Kathryn is playing both sides,