Stardate: 46682.4 - The crew evacuates the Enterprise when the ship needs to be cleaned of particles that have built up over the ship's hull. However, Picard accidentally stumbles over a terrorist group who plan on destroying the ship. He only has a short time to stop their attempts before the ship is swept by a beam of radiation to remove the particles that is lethal to all forms of life.
Elenco: Patrick Stewart , Jonathan Frakes , LeVar Burton , Michael Dorn , Marina Sirtis , Brent Spiner , Gates McFadden , Wil Wheaton , Colm Meaney , Majel Barrett , Whoopi Goldberg , Wil Wheaton .