Vad hände den natten was released in the year 1968。Vad hände den natten is also called as The Legend of Lylah Clare, Quando muore una stella, Leyenda de Lylah Clare, Harhakuva, Große Lüge Lylah Clare, Døden spejler sig, Démon des femmes。

An unknown actress is hired for a movie being made about Lylah Clare, a famous actress who died mysteriously. When shooting starts, she seems to become possessed by the spirit of the dead actress.

Vad hände den natten actors and actresses include Coral Browne, Ernest Borgnine, Lee Meriwether, Sidney Skolsky, Valentina Cortese。