The Amazing Mr. X (1948)

Plot

Christine Faber, two years into her widowhood, experiences a haunting night on the beach when she believes she hears her deceased husband, Paul. Soon, she encounters the enigmatic Alexis, who possesses an unsettling knowledge of the supernatural. As strange occurrences escalate, Christine and her younger sister, Janet, become drawn into Alexis’s enigmatic world. However, the dark forces he manipulates soon entangle him in a web of malevolence far beyond his intentions, blurring the lines between longing, deception, and the unknown.