Star Trek: The Next Generation

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.

Glenn Morshower, Patricia Tallman, Tom Nibley, Arlee Reed, Alan Altshuld, Marie Marshall, David Spielberg, Tim Russ