The time loop has long been a classic science fiction trope, but some shows use it better than others. Made popular in part by the 1993 film Groundhog Day, the time loop scenario can lead to all kinds ...

A classic time-loop episode of Twelve Monkeys is an untouchable masterpiece in both the familiar genre device and its service to the characters.

Star Trek: The Next Generation innovated several science fiction storylines, and their time loop episode is no exception. In “Cause and Effect”, Episode 18 of the show’s fifth season, the Enterprise ...