"Time’s Arrow" is the 26th episode of the fifth season and the first episode of the sixth season of the American science fiction television series Star Trek: The Next Generation. It comprises the 126th and 127th episodes of the series.

"The Inner Light" is the 125th episode overall and the 25th and penultimate episode of the fifth season of the American science fiction television series Star Trek: The Next Generation. The episode was written by freelance writer Morgan Gendel based on his original pitch. It was partly inspired by the Beatles' song "The Inner Light", written by George Harrison and based on verses in the Tao Te Ching. Gendel is credited as writer of the story and co-writer of the teleplay with Peter Allan Fields. It was first broadcast on June 1, 1992.