- I don’t know who designed this poster but it is definitely different from any other North By Northwest poster I have seen. Done for the TCM ‘Summer Under The Stars”, as James Mason was the featured star.
And here are a few more NBNW pictures.
I love these newspaper headlines. Must have been fun writing and printing them.
Vienna's Classic Hollywood 
That’s a rather clever poster. I like it.
It is clever as you say and quite collectible I would think.
I agree though prefer your “B” to their “X”. At first looked for Landau’s name as his role is fairly pivotal; but on reading the poster thoroughly, understood the omission.