Dexter extends a mysterious gathering as Harrison struggles at work in a new episode of "Dexter: Resurrection" available to stream now.

At the “Star Trek Universe” panel at San Diego Comic-Con, the cast and executive producers of “Strange New Worlds” debuted a teaser for the fourth season of the series, which just finished production. It revealed Capt. Christopher Pike sitting on the captain’s chair of the Enterprise — but as a puppet.