The car park car chase scene which lasts onscreen for one and a half minutes took twelve and a half hours to film.
This episode is told from two different perspectives in the style of Rashomon (1950). The first part is largely from Vaughan's point of view, the second from Lauren Reed's.
The song played during the chase in the staircase and the car park is "Song 2" by Blur. It's running time is exactly two minutes.
The skyline shown for Vancouver, BC, was not Vancouver. Not only were none of the landmark buildings there, the North Shore mountains (Cypress, Whistler, Grouse, and the Lions) were nowhere in sight. This is Vancouver, you can see BC Place in the background. The Main Street in the scene is Robson St