2046 is a Hong Kong movie written and directed by Wong Kar-wai and released in 2004. It follows the aftermath of Chow Mo-wan's unconsummated affair with Su Li-Zhen in 1960s Hong Kong but also includes some science fiction elements.

* Peer Raben: "Dark Chariot" (Scenes 7-9, 12-13) "Sisyphos At Work" (Scene 4) originally from the soundtrack of Fassbinder's film "Querelle" (1982),
* Xavier Cugat: "Siboney" (scenes 6 (instrumental), 17, 19, 24), "Perfidia" (scenes 10, 39)
* Dean Martin: "Sway" (scene 18)
* Georges Delerue: "Julien et Barbara" (originally from the soundtrack of François Truffaut's Vivement Dimanche!) (scenes 21-23, 42)
* Connie Francis: "Siboney"
* Vincenzo Bellini and Felice Romani: Norma opera: "Casta Diva", performed by Angela Gheorghiu and the London Symphony Orchestra, directed by Evelino Pido - recorded in 2000 (scenes 11, 14, 28, 36)
* Zbigniew Preisner: "Decision" (originally from the soundtrack of Thou shalt not kill, Part 5 of Krzysztof Kieślowski's The Decalogue)
* Secret Garden: "Adagio" with David Agnew (cor anglais) (scenes 3, 27, 31, 34)
* Nat King Cole and the Nat King Cole Trio: "The Christmas Song" (scenes 20, 35)
* Bellini Il Pirata (scenes 16, 26)