IN THE DARK REVIEWS

Between the Oct. 5 premieres of the second seasons of "Loki" on Disney+ and "Quantum Leap" on Peacock, plus the Oct. 6 premiere of "Totally Killer" on Amazon Prime Video, it was a banner weekend for time-travel capers on streaming media.

Before you dive into "Loki" Season 2, it's best to refresh yourself on Season 1, in which the Norse god Thor's trickster brother Loki (Tom Hiddleston) - or rather, an alternate timeline variant of Loki who didn't die fighting Thanos - was recruited by the absurdly powerful Time Variance Authority to track down Sylvie (Sophia Di Martino), another alternate time...