[1] In May 2019, it was announced Hulu had given the series an eight-episode order, with Mary Laws creating the series and serving as an executive producer based upon the short story North American Lake Monsters: Stories by Nathan Ballingrud, with Babak Anvari and Lucan Toh serving as executive producers with Anvari set to direct an episode of the series, and Annapurna Television attached to produce.
[1] In November 2019, it was announced Kaitlyn Dever and Jonathan Tucker had joined the cast of the series, appearing in the first episode.
[4] In July 2020, it was announced Kelly Marie Tran and Taylor Schilling had joined the cast of the series.
[5] In August 2020, it was announced Nicole Beharie, Adepero Oduye, Roberta Colindrez, Charlie Tahan and Hamish Linklater had joined the cast of the series.
The website's critics' consensus reads, "Though it struggles to find a strong through line, Monsterland's cross-country scares are a perfect showcase for its talented cast and crew.