Casanova is a 2005 American romance film directed by Lasse Hallström starring Heath Ledger and loosely based on the life of Giacomo Casanova. The film premiered September 3, 2005, at the Venice Film Festival. It received mixed reviews and flopped at the box office.

Lars Sven "Lasse" Hallström is a Swedish film director. He first became known for directing almost all the music videos by the pop group ABBA, and subsequently became a feature film director. He was nominated for an Academy Award for Best Director for My Life as a Dog (1985) and later for The Cider House Rules (1999). His other celebrated directorial works include What's Eating Gilbert Grape (1993) and Chocolat (2000).