The speech heard at the opening isn't medieval Romanian — it's contemporary Romanian deliberately styled to echo medieval English syntax.
As Dracula sinks his teeth into Mina, her 20th-century bikini-style knickers are visible beneath her sheer 19th-century nightdress.
Marie Curie, who is referenced in a film set in 1897, had not begun her scientific career by that year; her first paper was not published until July 1898.
When the ticker-tape displays the message Dr Seward sends to Van Helsing, the lettering looks like an OCR-style typeface — a font associated with optical character recognition that wasn't developed until 1968.
At the start it is evident that the lights on Dracula's carriage, as well as certain lights/candles in the castle, are 20th-century light bulbs, some of which are blue-glazed.
Although Vlad was in Transylvania in 1462, he was actually the Prince of Wallachia (part of modern-day Romania). The ruler of Transylvania at the time was Matthias Corvinus, King of Hungary, who later had Vlad seized to avoid being drawn into war with the Ottomans.
Modern light bulbs are visible in the lamps at the inn while they are dining after Lucy's beheading.











