Sam Fuller and Shock Corridor can only be conjured as a mantra. Shock Corridor is a classic work of art – it’s unique. It comes from the unique experience of being Sam Fuller and yes, there’s always that element of Shock Corridor hovering around the picture, but never specifically. In fact, I didn’t even screen it because it’s in us. It’s in me anyway. It’s in me. It was a way of conjuring up support just by saying the name, Shock Corridor, as I was going to shoot. Poor Sam [Fuller]…