◗ Alien Ways wired to the top of the destroyed lampposts. Most of the lighting ended up being in shot, so it had to look like it was practical. What were your lens stop and ISO rating for the night scenes? Landin: At night, we mostly worked wide open on the One-Cams, rating them at 800 ISO, which was pushing them about a third of a stop. We had to set our light levels to the existing lamps, and Glasgow is not a brightly lit city in general. The Cmount lenses in particular were difficult in that respect because they were slower than the Super Speeds, and all of them were rendered in f-stops rather than Tstops. The Schneiders were generally f1.8 and the Kowas f1.6, but the Kowas lost resolution wide open. How did you shoot the mall scenes without being noticed? Landin: We got permission to shoot at the Buchanan Galleries and were there at the busiest time of day on a Saturday. We prepped the One-Cams in a back room and had a number of operators, including me, operating cameras that were hidden in mop buck- 48 May 2014 American Cinematographer