Original Star Trek Episode List

Season Two

39. Journey to Babel

Airdate: 17 Nov 1967
Stardate: 3842.3
Journey To Babel The Enterprise is transporting many diplomats, one of them being Spock's father, to a conference to discuss the future of the mineral rich planet Babel. However, one of the number has murder in mind.

40. Friday's Child

Airdate: 1 Dec 1967
Stardate: 3497.2
Fridays Child The Klingons and the Federation are in competition for the mining rights to Capella IV, a planet ruled by warrior tribes. When a coup is staged by a Capellan who favours the Klingons, Kirk, Spock and McKoy have to flee with the pregnant wife of the now dead leader. Meanwhile, Scotty has to leave orbit when another Federation vessel comes under attack.

41. The Deadly Years

Airdate: 8 Dec 1967
Stardate: 3478.2
The Deadly Years A trip to the planet Gamma Hydra IV leaves all of the landing party, apart from Checkov, suffering from a type of radiation poisoning that induces rapid aging. Each affected member begins to become forgetful and lose concentration, putting the functioning of the Enterprise in jeopardy. An attack from the Romulans makes a solution to the problem vital.

42. Obsession

Airdate: 15 Dec 1967
Stardate: 3619.2
Obsession Eleven years ago when he was a Lieutenant aboard the U.S.S. Faragut, Kirk was involved in an incident with a gaseous creature that caused the deaths of many crewmen. He blames himself for freezing in a moment of crisis. Now, he encounters the creature again and finds himself obsessed with the need for revenge.

43. Wolf in the Fold

Airdate: 22 Dec 1967
Stardate: 3614.9
Wolf in the Fold While on shore leave on the planet Argelius, Chief Engineer Scotty finds himself accused of the murder of a nightclub dancer. He was found standing over the body with a bloodied knife in his hand but has no recollection of killing her. Hengist, the chief administrator, thinks the case is cut-and-dried. Kirk suggests that they return to the Enterprise to utilise the ship's computers and determine whether Scotty is telling the truth.

44. The Trouble With Tribbles

Airdate: 29 Dec 1967
Stardate: 4523.3
The Trouble with Tribbles The Enterprise is summoned by a Federation Commissioner to protect a vital grain shipment meant to sow wheat on Sherman's planet. Captain Kirk finds that he has to deal with bureaucrats, a Klingon battle cruiser and a space trader, Cyrano Jones, who sells purring balls of fluff known as Tribbles.

45. The Gamesters of Triskelion

Airdate: 5 Jan 1968
Stardate: 3211.7
The Gamesters of Triskelion Kirk, Uhura and Checkov are in the transporter room when they are suddenly transported light years away to the planet Triskelion. They learn that they are to be trained as thralls, gladiatorial slaves who engage in combat for the amusement of the Protectors. Trapped and fitted with an obedience collar, Kirk must find a plan of escape.

46. A Piece of the Action

Airdate: 12 Jan 1968
Stardate: 4598.0
A Piece of the Action When the Enterprise returns to a planet that was last visited 100 years ago, they find a population that bases its culture on Earth's gangsters of the 1920's.

47. The Immunity Syndrome

Airdate: 19 Jan 1968
Stardate: 4307.1
The Immunity Syndrome The Enterprise investigates the destruction of the U.S.S. Intrepid, crewed solely by Vulcans. A large dark mass is found floating in space, draining energy from everything that surrounds it. When the Enterprise is drawn into it, Kirk is forced to decide whether to send Spock or McKoy into the creature to release the ship, a journey from which there is no return.