Star Trek: The Next Generation Season 4 Episode 17
Stardate: 44631.2. Troi faces a recurring nightmare when the Enterprise is caught in a rift in space. Soon, the crew begins to slip into insanity through dream deprivation.
Serie: Star Trek: The Next Generation
Director: Les Landau
Guest Star: Brian Tochi, Colm Meaney, Craig Hurley, Deborah Taylor, John Vickery, Lanei Chapman, Rosalind Chao, Shaun Duke, Whoopi Goldberg