Sadeq Vafai (L) and Rasul Hassanpur act in a scene from “Suspense in the Depths of the Atlantic” at Tehran’s Nasser Khosro Hall on July 26, 2016. Vafai is also the director and writer of the play, which tells the story of a German submarine assigned the mission to attack ships of the Allies during World War II. (Mehr/Mehran Riazi)