Season: 4

Stardate: 44664.5. Geordi and a former crew mate begin evolving into bizarre creatures when they return to a planet both of them were on during an Away Mission five years earlier.

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.

Stardate: 44614.6. Geordi must work with the real Leah Brahms when she arrives on the Enterprise when a space-borne alien life form thinks the ship is its mother. Tensions rise when she learns that Geordi created a holographic version of her several months before in order to save the ship from danger.

Riker is abducted by a xenophobic race of aliens during a first contact mission. They believe the Enterprise is a scout for an invasion.

Stardate: 44502.7. Picard orders a secret investigation when the crew suspects Data of lying about the discovery of a wormhole.

Stardate: 44474.5. The crew of the Enterprise must defend the planet Ventax from a mythological Devil who re-appears when a 1000 year long era of peace comes to an end.

Stardate: 44429.6. When the Cardassians start re-arming themselves, a Federation Captain takes it upon himself to remove a potential threat before it escalated. Now, Picard must fight for the Cardassians and stop the renegade from slaughtering innocents.

Stardate: 44356.9. A Vulcan Ambassador being escorted by the Enterprise starts exhibiting suspicious behavior. Miles O'Brien marries his fiancée, Keiko Ishikawa in Ten-Forward.

Stardate: 44356.9. Troi loses her empathic abilities when the Enterprise is caught in the gravitational pull of a black hole.

Stardate: 44307.3. Wesley must keep Captain Picard alive on the eve of his entrance exam to Starfleet Academy when their shuttle crashes on a barren moon.