Le grain de sable
- taona: 1964
- Firenena: Germany, France, Italy, Portugal
- Genre: Drama, Crime
- Studio: Eichberg-Film, Euro International Films, Franco London Films
- Keyword:
- tale: Pierre Kast
- Cast: Lilli Palmer, Pierre Brasseur, Laurent Terzieff, Paul Hubschmid, Guido Alberti, Sylva Koscina
