- HD 1080
- Runtime: 101m.
- Status: Released
- 0
- Languages: fr
- Country: France, Switzerland
- Director: Claude Chabrol
- Stars: Isabelle Huppert, Jacques Dutronc, Anna Mouglalis, Rodolphe Pauly, Brigitte Catillon
- keywords: jealousy, parent child relationship, pianistin, illegitimate son
- Production_studio: MK2 Films, France 2 Cinéma, CAB Productions, TSR, YMC Productions
- providers: ARROW
- The Nightcap is featured in the top rankings of 2000
- #36 in Top Thriller Movies of 2000
- #16 in Top Mystery Movies of 2000
Mika, heiress to a Swiss chocolate company, is married to celebrated pianist André and stepmother to his son, Guillaume, whose mother died in a car wreck on his tenth birthday. Their lives are interrupted by the unexpected arrival of Jeanne, a young woman who has learned she was almost switched with Guillaume at birth.