Stardate: 3497.2 - 3499.1
Original airdate: 12/1/1967
Writer: D.C. Fontana
Director: Joseph Pevney

Guest stars:

Tige Andrews            Kras, Klingon emissary
Michael Dante           Maab, young Capellan challenging Akaar
Julie Newnar            Eleen, young wife of the Teer Akaar
Cal Bolder              Keel, Capellen soldier
Kirk Raymond            Duur, relative of Eleen
Ben Gage                Teer Akaar, leader of the 10 tribes on Capella 4
Robert Bralver          Grant, red shirt killed in the beginning after impulsively attacking the Klingon emissary
 Leonard James Akaar-infant born during episode, new High Teer of the 10 tribes.

Crew appearances:
Kirk, Spock, McCoy
Scotty
Uhura
Chekov
Sulu
 

Story:

Both the Federation and the Klingons vie for an alliance with the people of Capella IV, which is no easy task for Kirk and the Enterprise as the Klingon commander, Kras, backstabs them and attempts to manipulate the Capellans at every turn.

Capella 4 plnent with  primitive warrior tribes of humans which is rich in the mineral Topoline needed for life support systems

SS Dierdre-a frieghter ship whose distress call forces the Enterprise away from the planet. The Klingon's faked the distress call.

USS Carolina- a federation ship

Magnacite nitron tablet. a substance which when struck with another object, provides a fire for light.

Quotes:
"I'm a doctor, not an escalator"
_____________________
How'd ya arrange to touch her, bones? Give her a happy pill?"
"No, a right cross."
"Never seen that in a medical book."
"It's in mine from now on."
____________________
"Fool me once, shame on you. Fool me twice, shame on me."
_____________________
"The cavalry doesn't come over the hill in the nick of time anymore, Mr. Spock"
____________________
"Oochy, woochy, coochy, coo."