Authors:

The film [Stalker] needs to be slower and duller at the start so that the viewers who walked into the wrong theatre have time to leave before the main action starts.

"Sculpting in Time: Tarkovsky The Great Russian Filmaker Discusses His Art". Book by Andrei Tarkovsky, 1989.
The film [Stalker] needs to be slower and duller at the start so that the viewers who walked into the wrong theatre have time to leave before the main action starts.