“What’s remarkable about the Top 50 documentaries list is that it feels so fresh. One in five of the films chosen were made since the millennium, and to have a silent film from 1929 at the top of the list is an absolute joy. That allusive essay films feature so strongly throughout demonstrates that nonfiction cinema is not a narrow discipline but a wide open country full of explorers.”

The BFI polled 340 critics, programmers and filmmakers in the search for answers. Find the interactive list here.