“I felt like there were some moments in the film where she was just brazenly lying.”

© Photo Illustration by The New York Times; Image: Philip Cheung for The New York Times

The comedian may be an unexpected choice for a documentary about the disgraced Theranos founder, but his TV shows suggest why he’s a good fit.

The disgraced tech entrepreneur and the comic Nathan Fielder chat and joust in a dizzying movie about truth, reality and the contours of knowledge.