Moonlight Audio Theatre

CLASSIC RADIO ROAD SHOW: Lights Out, Knock at the Door This episode of Lights Out, called "Knock at the Door", by Arch Oboler, was originally titled "The Mother-In-Law". An overbearing mother is murdered by her son's girlfriend, but the mother's ghost keeps haunting whenever her son is at home.  She knocks at the basement door, the location of her demise! John Bell as the Announcer Laurie Noch as Ella Gwen Ricks-Spencer as Mother Duane Noch as Jay and Father's Voice