L'Île aux trente cercueils(1979)

The Island of Thirty Coffins is a 1979 French television series adapted from Maurice Leblanc's novel. Set in 1917, it follows Véronique d'Hergemont, a 35-year-old military nurse in Besançon who learns of her husband's murder—a mysterious count she hasn't seen in fourteen years. Her investigation into his death becomes a desperate search for her father and son, whom she believed lost in a shipwreck long ago. As Véronique pursues the truth, she's drawn into a web of dark secrets and perilous adventures centered around a sinister island. Claude Jade stars as the determined protagonist navigating a mystery that threatens to unravel everything she thought she knew about her past.