There were no permits and no planning — just sheer nerve. “After 26 blocks, from Bay 50th to Bay 24th Street, I ran out of film, but I knew I had enough,” Mr. Friedkin said. “The fact that we never hurt anybody in the chase run, the way it was poised for disaster, this was a gift from the Movie God. Everything happened on the fly. We would never do this again. Nor should it ever be attempted in that way again.
— NY Times story about director William Friedkin shooting supplementary material for the Blu-Ray edition of The French Connection, the 1971 film that features (arguably) the greatest car chase sequence in movie history.