What's the Kennection? #79

What's the name of the legal drug rationed out to the populace in Aldous Huxley's book Brave New World?

What Virginia city was the capital of the Confederacy for almost its entire existence?

Filet mignon comes from the narrow end of what most expensive cut of beef?

What surname has been shared by the last two presidents of Cuba?

What 1986 film's poster shows a Catholic priest going over Argentina's Iguazu Falls tied to a wooden cross?

What's the "Kennection"?