Season: 1

Original Airdate: 10/31/1987

Writer(s): Michael Halperin
Director(s): Cliff Bole

Guest Stars
John Durbin as Ssestar
Colm Meaney as First Security Guard
Kavi Raz as Singh

Stardate: 41249.3

Synopsis: While on a mission to transport emissaries of two warring races to Parliament for negotiations, the Enterprise encounters a strange cloud consisting entirely of energy. As they pass, a bolt of energy strikes Worf and passes from crewman to crewman, killing one crewman and eventually taking over Picard’s mind.

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