Conversation so far:
How did director Woody Allen make Zelig look like the newsreels of the 1920s?
Zelig was photographed and narrated in the style of 1920s black-and-white newsreels, which are interwoven with archival footage from the era and re-enactments of real historical events.
Did director Woody Allen actually use any old footage?
Zelig's old footage was interwoven with archival footage from the era and re-enactments of real historical events.

Question: Who appears in the old footage?
Self-contained rewrite: Who appears in the old footage of Zelig?