- Country: France, Italy
- Genres: Drama, Romance
- Release: 1986-02-06
- Director: Alberto Lattuada
- Writers: Piero Chiara , Franco Ferrini , Alberto Lattuada , Enrico Oldoini
- Language: Italian
- Stars: Anthony Delon , Sophie Duez , Antonella Lualdi , Gastone Moschin , Leonardo Treviglio , Carola Stagnaro , Angelo Infanti , Cyrus Elias , Sabine Jager , Lorenzo Majnoni
- Runtime: 90 min
- Awards: N/A
- AKA: Piikki sydämessä (Finland) , Agathi stin kardia (Greece) , Une épine dans le coeur (France, French Republic) , Tüske a szívben (Hungary) , 心の棘 (Japan) , Cierń w sercu (Poland) , Una spina nel cuore (Italy) , Una spina nel cuore , Una espina en el corazón (Argentina) , A Thorn in the Heart
- Plot:
Guido, a young idler with a gambling problem falls in love with Caterina a mysterious girl. A torrid affair follows thereafter. When Caterina leaves him Guido investigates her past and learns she had a lot of lovers.
- IMDB:tt0091996
Una spina nel cuore Cast · · · ALL
Alberto Lattuada
Director
Anthony Delon
Guido
Sophie Duez
Caterina Marini
Antonella Lualdi
Adelaide Biotti
Gastone Moschin
dottor Trigona
Leonardo Treviglio
Tibiletti
Carola Stagnaro
Teresita
Angelo Infanti
Roberto Dionisotti