On the verge of telling Elizabeth (Joan Bennett) about the presence of Quentin Collins (David Selby), Amy (Denise Nickerson) is frightened into silence by David (David Henesy), who has again been possessed by Quentin's ghost. Later, Maggie (Kathryn Leigh Scott) searches for the missing David in the forbidden West Wing. This episode first aired on January 30, 1969. ~ Hal Erickson, Rovi