Factual error: When Fabrizio arrives by ship you can see the cooling water jet coming out of the boat.
Casanova (2005)
1 factual error - chronological order
Starring: Jeremy Irons, Oliver Platt, Heath Ledger, Lena Olin, Sienna Miller
Deliberate mistake: The tiny hot air balloon that Francesca released in the debate room would never be able to support Casanova's weight.
Pucci: Witchcraft!
Pucci's servant: Actually, sir, it's because hot air rises, counteracting the gravitational forces of... Witchcraft.