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Star Trek: S2 E6
The Doomsday Machine
The starship Enterprise and its heavily-damaged sister ship, the USS Constellation, must work together to stop an alien planet-killing machine headed for the heart of Federation territory.
S2 - E1Amok Time Sep. 15, 1967
S2 - E2Who Mourns for Adonais? Sep. 22, 1967
S2 - E3The Changeling Sep. 29, 1967
S2 - E4Mirror, Mirror Oct. 06, 1967
S2 - E5The Apple Oct. 13, 1967
S2 - E6The Doomsday Machine Oct. 20, 1967
S2 - E7Catspaw Oct. 27, 1967
S2 - E8I, Mudd Nov. 03, 1967
S2 - E9Metamorphosis Nov. 10, 1967
S2 - E10Journey to Babel Nov. 17, 1967
S2 - E11Friday's Child Dec. 01, 1967
S2 - E12The Deadly Years Dec. 08, 1967
S2 - E13Obsession Dec. 15, 1967
S2 - E14Wolf in the Fold Dec. 22, 1967
S2 - E15The Trouble With Tribbles Dec. 29, 1967
S2 - E16The Gamesters of Triskelion Jan. 05, 1968
S2 - E17A Piece of the Action Jan. 12, 1968
S2 - E18The Immunity Syndrome Jan. 19, 1968
S2 - E19A Private Little War Feb. 02, 1968
S2 - E20Return to Tomorrow Feb. 09, 1968
S2 - E21Patterns of Force Feb. 16, 1968
S2 - E22By Any Other Name Feb. 23, 1968
S2 - E23The Omega Glory Mar. 01, 1968
S2 - E24The Ultimate Computer Mar. 08, 1968
S2 - E25Bread and Circuses Mar. 15, 1968
S2 - E26Assignment: Earth Mar. 29, 1968