Italian producer Domenico Procacci (R) and his partner Polish model and actress Kasia Smutniak pose as they arrive for the screening of the film "Mia Madre" (My Mother) at the 68th Cannes Film Festival in Cannes, southeastern France, on May 16, 2015. AFP PHOTO / LOIC VENANCE

Polish model and actress Kasia Smutniak poses as she arrives for the screening of the film "Mia Madre" (My Mother) at the 68th Cannes Film Festival in Cannes, southeastern France, on May 16, 2015. AFP PHOTO / LOIC VENANCE

Italian director and actor Nanni Moretti (L) smiles as he leaves with Italian actress Margherita Buy the Festival palace after the screening of the film "Mia Madre" (My Mother) at the 68th Cannes Film Festival in Cannes, southeastern France, on May 16, 2015. AFP PHOTO / VALERY HACHE

Polish model and actress Kasia Smutniak cries as she leaves the Festival palace after the screening of the film "Mia Madre" (My Mother) at the 68th Cannes Film Festival in Cannes, southeastern France, on May 16, 2015. AFP PHOTO / ANNE-CHRISTINE POUJOULAT

Polish model and actress Kasia Smutniak cries as she leaves the Festival palace after the screening of the film "Mia Madre" (My Mother) at the 68th Cannes Film Festival in Cannes, southeastern France, on May 16, 2015. AFP PHOTO / ANNE-CHRISTINE POUJOULAT

68th Cannes Film Festival 2015, red carpet dell'uscita del film "Mia Madre" pictured: Domenico Procacci, Kasia Smutniak

68th Cannes Film Festival 2015, Red Carpet film "Mia Madre" . Pictured: Margherita Buy

68th Cannes Film Festival 2015, red carpet dell'uscita del film "Mia Madre" pictured: Margherita Buy

68th Cannes Film Festival 2015, Red Carpet film "Mia Madre" . Pictured: 68th Cannes Film Festival 2015, Red Carpet film "Mia Madre" . Pictured: Kasia Smutiak

Kasia Smutniak attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Kasia Smutniak attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Tatiana Luter attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Tatiana Luter attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Aida Thouiri and Christophe Guillarme attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Aida Thouiri attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Virginie Efira attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Virginie Efira attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Kasia Smutniak and Domenico Procacci attending the 'Mia Madre' ('My Mother') Premiere during the 68th annual Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Nicolas Briquet /ABACAPRESS.COM

Natalie Portman attends the screening of "Mia Madre" at the 68th Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Lionel Hahn/ABACAPRESS.COM

Natalie Portman attends the screening of "Mia Madre" at the 68th Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Lionel Hahn/ABACAPRESS.COM

Thierry Fremaux and Pierre Lescure attend the screening of "Mia Madre" at the 68th Cannes Film Festival on May 16, 2015 in Cannes, France. Photo by Lionel Hahn/ABACAPRESS.COM

68th Cannes Film Festival 2015, Red carpet film "La madre " Virginie Efira

68th Cannes Film Festival 2015, Red carpet film "La madre " Virginie Efira

68th Cannes Film Festival 2015, Red carpet film "La madre " Virginie Efira

68th Cannes Film Festival 2015, Red carpet film "La madre " Virginie Efira

68th Cannes Film Festival 2015, Red carpet film "La madre " Kasia Smutniak, Domenico Procacci

68th Cannes Film Festival 2015, Red carpet film "La madre " Kasia Smutniak

68th Cannes Film Festival 2015, Red carpet film "La madre " Kasia Smutniak

68th Cannes Film Festival 2015, Red carpet film "La madre " Kasia Smutniak