'Dies Irae' in La Grande Bellezza by Zbigniew Preisner

"Dies Irae"
Composed by Zbigniew Preisner
Performed by Elzbieta Towarnicka, Dariusz Paradowski, Piotr Lykowski, Piotr Kusiewicz, Grzegorz Zychowicz and Jan Szypowski
in the Movie "La Grande Bellezza" by Paolo Sorrentino

Actors: Toni Servillo, Carlo Verdone, Sabrina Ferilli, Carlo Buccirosso, Iaia Forte, Pamela Villoresi, Galatea Ranzi, Franco Graziosi, Giorgio Pasotti, Massimo Popolizio, Sonia Gessner, Anna Della Rosa, Luca Marinelli, Serena Grandi, Ivan Franek, Vernon Dobtcheff, Dario Cantarelli, Pasquale Petrolo, Luciano Virgilio, Aldo Ralli, Giusi Merli

[PaoloCatcher]

Mio dio…quando piange di proposito…divino

[balazsrekettye]

One of the best songs in the universe! 😍

[pattyg]

The soprano is beautiful. I cannot find a lot of information on her that is not in Polish! This is a Gregorian chant, so can someone explain to me how it is "composed" by Zbigniew Preisner? Does the composition just refer to the arrangement?