Stefano Accorsi as Carlo

Giovanna Mezzogiorno as Giulia

Stefania Sandrelli as Anna

Martina Stella as Francesca

Claudio Santamaria as Paolo

Giorgio Pasotti as Adriano

Marco Cocci as Alberto

Pierfrancesco Favino as Marco

Sabrina Impacciatore as Livia

Regina Orioli as Arianna

Susanna Javicoli as Luisa

Vittorio Amandola as Mimmo

Daniela Piazza as Veronica

Lina Bernardi as Adele

Ines Nobili as Gemma

Piero Natoli as Michele

Luigi Diberti as Emilio

Sergio Castellitto as Prof. Eugenio Bonetti

Giulia Carmignani as Mariposa

Giulia Louise Steigerwalt as French Institute girl

Silvio Muccino as Mariposa's boyfriend

Elisabetta Rocchetti as Valeria

Vanessa Sampaolesi as Laura

Bianca Cherici as Francesca's mother

Federico Zanchini as Running boy

Nino D'Agata as Car dealer

Federica Trucchia as Alberto's girlfriend

Bruna Rossi as Emilio's patient

Alberto Alemanno as Arianna's boyfriend

Laura Stella Saporetti as Mariposa's mother

Giorgio Sgobbi as Creative director

Gianluca Chiaretti as Father Paolo

Emanuele Cincis as Matteo

Luca Zampetti as Carlo's and Giulia's son

Eleonora Piacentini as Sveva at 2

Adelaide Pizzi as Sveva at 8

Pierino Bertone as Priest

Carmen Consoli as Alberto's fling (uncredited)