Der Mann, der sich in Luft auflöste (“The Man Who Went Up in Smoke”) (Swedish: Mannen som gick upp i rök) is a German-Hungarian 1980 police film about Martin Beck, directed by Péter Bacsó.
Plot
During the height of a Cold War, a drunken reporter from Sweden disappears without a trace while on a business trip in Budapest. Meanwhile, the tabloid for which he was writing sounds an alarm, with the Swedish government trying to avoid direct confrontation with the Hungarian police. Martin Beck, a detective, takes the case, and is sent behind enemy lines as a private citizen, to find the reporter and bring him back to Sweden. However, the official of the homicide commission faces a dilemma: How will he be able to locate a Swedish national in a city of two million? They need to interrogate charming Ari, a Hungarian girlfriend of the missing person, to gather the clues on his whereabouts.