Goofs:
Anachronisms: A bright modern warning light is visible under the dash of one of the cars when a door is opened early in the movie. Several vehicles also display number-plates incorrect for the period. (more)

Trivia:
In the novel Oil, the characters Daniel and H.W. Plainview are based on are named J. Arnold Ross and J. "Bunny" Arnold Ross junior, respectively. (more)

Filming Locations:
El Mirage Dry Lake, California, USA (more)

Quotes:
Plainview: [Daniel, suspicious of Henry, aims a gun at him] I want you to tell me something.
Henry Brands: What?
Plainview: What's the name of the farm next to the Hill house? What was the name of the farm next to the Hill House?
Henry Brands: I can't remember...
Plainview: Who are you?
Henry Brands: I'll leave Daniel...
Plainview: Who. Are. You?
Henry Brands: I'm no one. Just let me get up and go.
Plainview: Do I have a brother?
Henry Brands: I met a man in King City who said he was your brother. We were friends for months, working in King City... and he wanted to make his way to you, Daniel, we didn't have any money... He died of tuberculosis. He wasn't harmed, wasn't killed, nothing bad, but he told me about you and I just took his story, and used his diary... Daniel, I'm your friend... I'm not trying to hurt you, just survive...
[...]
(more)

Awards:
Won 2 Oscars. Another 47 wins & 41 nominations (more)