The first of three made for television (Hallmark Channel) "Love on the Danube" films, the common features being Danube River cruises aboard the Emerald Sun and the ship's crew. The second and third movies, respectively, are Love on the Danube: Royal Getaway (2025) and Love on the Danube: Kissing Stars (2024).
The first production ever allowed to film within the Matthias Church in Budapest.
When shopping the women purchase what appears to be a black leather coat is constantly referred to as blue. It may be an extremely dark shade of blue but otherwise not appearing as blue.
The women's fashion store assistant remarks at the black leather coat "My vinyl records would be jealous." This is likely a nod to animal rights activists who disapprove of leather garments in ann attempt to avoid any controversy.