Casa Mia as The Overlord's Mansion
Maggie returns to Parker to ask for the release of the captured witches and to accept his proposal.
“The Rules of Engagement” Filming Locations
Maggie decides to go ahead with a drastic plan to bring peace between the witch and demon worlds despite the objections of her sisters and Harry.
Charmed episode “The Rules of Engagement” was filmed in Vancouver in Canada.
Heritage Hall as Ceremony Room
Parker forces Maggie to undergo the wedding ceremony but is stopped by Abigael, Macy, and Harry's rescue plan.