Warning: Spoilers ahead for "Westworld" season one.
The first season of "Westworld" came to a dramatic close with the death of Dr. Robert Ford and the beginning of a host uprising. Along the way we learned that William was really the Man in Black all along (whose scenes were happening in different time frames), and that Bernard was a host created in the image of Arnold — Ford's partner and Westworld cofounder who died at the hands of Dolores 35 years ago.
Keeping all of these twists and turns in mind, we went back and re-watched the entire first season. Scroll down for a look at all the moments of foreshadowing and smaller details you probably missed while watching "Westworld."
Dolores told Teddy about the "Judas steer" in episode one, foreshadowing her own role as the leading host who achieved sentience.

When Dolores and Teddy first ride out into the countryside, she explains how the cows all know where to go. "That's the Judas steer," Dolores said as she pointed to one of the cows. "The rest will follow wherever we make him go."
By the end of season one, we know that Dolores was Ford and Arnold's "Judas Steer"— the very first host they created and the one who eventually led the robot uprising.
Another clever piece of foreshadowing came from Peter Abernathy's confrontation with Ford and Bernard.

After Peter Abernathy found a photo of a woman on his ranch property (which we later learn is a picture of William's wife) he went into full-blown glitch/sentience mode. Dr. Ford asked Abernathy what his objective was, and he said "to meet my maker."
Ford turned to look at Bernard — who was really a host-version of Arnold — in a way that subtly hinted at the truth. Abernathy technically was talking to both of his creators, but we didn't realize it at the time. This moment becomes even more chilling when Abernathy threatens Ford and Bernard, saying "I will have such revenges on you both."
Do you recognize the technicians who lobotomized Peter Abernathy in the pilot?

That's right: Sylvester and Felix! We saw them up close for the first time in episode two, when Maeve first woke up in the middle of a body repair, but they were in the pilot as well. Sylvester is the one who said: "Tilt your head back for us, Peter."
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