First appearance of the Klingon homeworld.
	This episode won Emmys for production designer Richard James and set decorator Jim Mees.
	Longtime Trek fan Tony Tood appeared in "Platoon" as Sergeant Warren.
	Veteran actor Charles Kooper (K'mpec) starred as General Korrd in Star Trek V: The Final Frontier.
	All the Klingonese phrases were coined by linguist Marc Okrand.
	A brief glimpse of a computer screen reveals the Intrepid was commanded by Captain Drew Deighan when it reached Khitomer on SD 23859.7.
	This episode set of an arc which continued later with "Reunion" and "Redemption".

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