HBO have released the teaser trailer for the upcoming fourth season of sci-fi series Westworld.

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The official synopsis for season three is as follows:

The third season takes place three months after the events of the second season, with Dolores having escaped Westworld with a few processing cores. Taking residence in neo-Los Angeles in 2058, Dolores develops a relationship with Caleb and comes to learn how artificial beings and lower-class humans are treated in the real world. Meanwhile, Maeve finds herself in another park of the Delos park, based on facist Italy during World War II and William is now haunted by visions of his daughter Emily.

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The upcoming fourth season will feature a cast that includes Evan Rachel Wood, Thandiwe Newton, Jeffrey Wright, Emma Thompson, Aaron Paul, Aurora Perrineau, Luke Hemsworth, Angela Sarafyan and Ed Harris.

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Westworld season four will premiere on HBO/HBO Max on the 26th June 2022.