The second season of the American science fiction western television series Westworld, subtitled The Door, premiered on HBO on April 22, 2018, and concluded on June 24, 2018, consisting of ten episodes.

The second season stars an ensemble cast led by Evan Rachel Wood, Thandiwe Newton, Jeffrey Wright, James Marsden, Tessa Thompson, and Ed Harris.

She seeks to find a way to get out of the park to continue her revenge, and knows she must recover her father Peter's "pearl" to do so and unlock Westworld's true secrets with it.

[41] An alternate version of the show's Super Bowl LII trailer revealed Peter Mullan had been cast, playing James Delos.

These songs feature Kanye West's "Runaway", Scott Joplin's "The Entertainer", The White Stripes "Seven Nation Army",[52][49] Nirvana's "Heart-Shaped Box", The Rolling Stones "Paint It Black",[53] and Wu-Tang Clan's "C.R.E.A.M.".

[58] During the 2017 San Diego Comic Con, an immersive experience was set up for attendees in addition to a panel held by the producers and cast of the series.

The website's critical consensus reads, "Westworld builds on its experimental first season, diving deeper into the human side of AI without losing any of its stylish, bloody glory.

[64][65] In a positive review for San Francisco Chronicle, David Wiegand wrote, "there is plenty of action and violence in the first half of the season, but what will empower the show's longevity is its metaphysical theme, the exploration of the meaning and definition of human existence.

"[66] Rob Owen of the Pittsburgh Post-Gazette also praised the series, saying, "It takes a bit for Westworld to get back up to full steam, but by episode three (five hours were made available to TV critics), this futuristic, violent drama returns to fine form, introducing new parts of the park (Shogun World!

"[67] Journalist Lorraine Ali of the Los Angeles Times said, "It's poised to be a intellectually stimulating and emotionally bumpy ride, where the very concept of your existence becomes the stuff of high-brow entertainment and low-bar thrills.

It's still overly focused on balletic blood baths and narrative fake-outs, and much of the dialogue still sounds as if it were written as a tagline for a subway poster, like Dolores's 'I have one last role to play: myself.'