When did Star Trek: The Next Generation Season 5 Episode 4 air?
Star Trek: The Next Generation Season 5 Episode 4 aired on October 14, 1991.


New stars. New stories. New worlds to explore.
Follow the intergalactic adventures of Capt. Jean-Luc Picard and his loyal crew aboard the all-new USS Enterprise NCC-1701D, as they explore new worlds.

Stardate: 45122.3. Picard attempts communications with the Crystalline Entity - a life form responsible for hundreds of deaths throughout the Alpha Quadrant. However, a scientist on board the Enterprise has plans of revenge over the death of her only son at the hands of the Entity.
Direct answers for episode-level questions and details.
Star Trek: The Next Generation Season 5 Episode 4 aired on October 14, 1991.
This episode runs for approximately 46 minutes.
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