The Light
L'Équipier (original)
Camille arrives in Ouessant, the island of her birth off the Brittany coast, to sell the family home. She spends a last night in the house during which she discovers a secret. In 1963 a man came to work with her father, who was the Jument lighthouse operator. He only stayed two months, but his presence proved to be a disturbing catalyst.
Starring Sandrine Bonnaire, Anne Consigny, Philippe Torreton, Grégori Derangère, Émilie Dequenne, Nathalie Besançon, Martine Sarcey, Jean Senejoux, Thierry Lavat, Eric Bonicatto
It's a drama and comedy movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Ireland.