Every episode title in Season 1 is a parody of a movie line or catchphrase. Every episode title in Season 2 is named after a 1940s or 1950s film noir.
Matthew Daddario, who stars in Season 2, is the younger brother of Alexandra Daddario, who starred in Season 1.
Ginnifer Goodwin and Lana Parrilla have previously worked together as regular characters in Seasons 1-6 of Once Upon a Time (2011), playing Snow White and the Evil Queen respectively.
Received $8.4 million in tax credits from the state of California for the production.
Ginnifer Goodwin and Lucy Liu have previously co-starred in Tinker Bell and the Legend of the NeverBeast.