Oh, how this one still hurts. Season 2 of Fox’s take on the film franchise ended with Weaver, a T-1001, traveling with John to the future to follow John Henry.

After making said leap, John finds himself face to face with Kyle Reese — though neither his father nor anyone else in the resistance he is fated to lead has ever heard of John!

https://tvline.com/lists/cancelled-tv-shows-cliffhangers-series-finales-endings-hannibal-agent-carter/terminator-the-sarah-connor-chronicles-cancelled-ending/