Westworld is a 1973 science fiction film written and directed by Michael Crichton about an amusement park inhabited by androids. It spawned a sequel called Futureworld in 1976, and a TV series for CBS called Beyond Westworld in 1980. HBO launched another TV series in 2016, using the franchise's original name, Westworld.
- A Netflix spoof called "Muppstream" shown at The Muppets Take the O2 featured Muppet versions of several popular TV shows. Rizzo the Rat spoofs the series as "Pestworld", sprawled out against an "M" inverted in contrast to the show's "W".
- James Marsden plays Teddy Flood in the HBO series