Trivia: Hayden Westerfield plays Eddie on the show and is also the creator of the show.
Trivia: Dolores tells William: "They say great beasts once roamed this world, as big as mountains, but all that's left of them is bone and amber." This is a general allusion to dinosaurs, of course; but, more specifically, it's a tip-of-the-hat to "Jurassic Park," by author Michael Crichton, who also wrote The Original "Westworld." The theme of most of Crichton's science fiction was human shortsightedness resulting in scientific nightmares. Crichton's "Westworld" and "Jurassic Park" are virtually identical stories about scientific amusement parks running amok.
Trivia: Lavinia Peck-Foster warns Josh that witches will return to East Peck "and not the good kind." Kristin Chenoweth, who plays Lavinia, also played Glinda the good witch in the original Broadway run of Wicked.
Need to Know - S3-E2
Trivia: Cole fakes burning someone by pressing a popsicle to him after saying serious burns first feel cold. He says "it's all science stuff, I mostly read comics books during those classes." Faking a burn with ice is exactly what The Punisher does to someone in the 2004 movie, based on the comics.
Trivia: Arseface is based on James Vance, a teenager who made a suicide pact with his friend Ray Belknap, after the two became intoxicated while listening to the band Judas Priest. Vance survived his suicide attempt, but was left with a horribly disfigured face. His parents went on to unsuccessfully sue Judas Priest, blaming the band for their son's suicide attempt.
Trivia: The first credited acting role of Jameela Jamil, who was previously a TV and radio host.