Weekly roundup of science fiction and fantasy shows (as well as movies/specials of note) on the Prime Time TV schedule, also including programs that may be of interest to genre fans. Air dates and times subject to change without notice.

The Fall season ramps into high gear this week with eight premieres which includes most of The CW shows. On Monday, Black Lightning returns for its third season while later in the evening Genndy Tartakovsky’s animated Primal gets its series premiere at Midnight on Adult Swim (it will air new episodes each night this week). On Tuesday, The Flash is back for its sixth season as it sets things in motion for the upcoming Crisis on Infinite Earths cross-over event (see trailer below). On Wednesday, Riverdale returns for its fourth season followed by new entry Nancy Drew. On Thursday, Supernatural kicks off its fifteenth and final season with Legacies returning for its second year. And on Friday, Charmed has its second season premiere in its new timeslot. Arrow returns for its eighth and final season next week which will complete the premieres from The CW this Fall. But there are still more shows on the way and you can see the full schedule at this link.

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Prime Time Sci Fi TV Listings for the Week of Oct 7 – Oct 13:

Links are to the show pages on this site with additional series info and current status. Broadcast/Cable Listings Source: TVGuide.com

Schedule Notes: If a show is listed as On Hiatus, that means that it is taking a break of more than two episodes in a row. If a streaming series is included in the listings after its premiere date, then it releases new episodes once per week on that day as opposed to releasing its entire season at one time.

More from CancelledSciFi.com:

Keep up with the ratings developments and the status of all the currently airing sci fi and fantasy shows with our Weekly Roundup posts. And join the #CancelledSciFiArmy on Twitter to bolster our ranks and help us fight for the struggling and cancelled sci fi and fantasy shows.

Check out our Sci Fi TV Schedule for debut and season finale dates and follow our Weekly Listings for a rundown of the shows airing in the current week.

Check back each Saturday for Sci Fi TV Retrospectives: A look back at cancelled, classic, forgotten, and more genre shows from the past.