CBS announces premiere dates for Under the Dome, Zoo, and Extant

Last Updated on July 22, 2021

If you're a fan of the hit CBS series "Under the Dome" and have been patiently awaiting news on the upcoming third season, then we've got ya covered as CBS has revealed the summer premiere date as well as a new cast member. On top of that, we've also got word on when you can expect the Halle Berry-starring "Extant" to return as well as word on the new series "Zoo", based on the #1 bestselling novel by James Patterson, to air on the network.

"Under the Dome" returns for its third season with a special two-hour premiere on its new night, Thursday, June 25 (9:00-11:00 PM, ET/PT). It moves to its regular time period on Thursday, July 2 (10:00-11:00 PM).

Based on Stephen King’s bestselling novel, "Under the Dome" tells the story of…

…a small town that is suddenly and inexplicably sealed off from the rest of the world by an enormous transparent dome.

This season, Emmy Award winner Marg Helgenberger will guest star in an extended story arc, beginning with the premiere episode, as the town’s inhabitants figure out the Dome’s purpose and what it wants from them.

"Under the Dome" stars Dean Norris, Mike Vogel, Rachelle Lefevre, Alex Koch, Colin Ford, Mackenzie Lintz, and Eddie Cahill.

We've also learned that "Zoo", based on the #1 bestselling novel by James Patterson, will bow on Tuesday, June 30 at 9pm. The series stars James Wolk, Kristen Connolly, Billy Burke, Nonso Anozie, and Nora Arnezeder. Brad Anderson is directing and also serves as an executive producer. Here's the book's synopsis:

All over the world, brutal attacks are crippling entire cities. Jackson Oz, a young biologist, watches the escalating events with an increasing sense of dread. When he witnesses a coordinated lion ambush in Africa, the enormity of the violence to come becomes terrifyingly clear. With the help of ecologist Chloe Tousignant, Oz races to warn world leaders before it's too late. The attacks are growing in ferocity, cunning, and planning, and soon there will be no place left for humans to hide.

Finally, "Extant", a serialized mystery thriller starring Academy Award winner Halle Berry, makes its sophomore debut Wednesday, July 1 (10:00-11:00 PM, ET/PT). In this season…

…astronaut Molly Woods (Berry) discovers she has unwittingly put the human race on a path to destruction, and that she and mysterious stranger J.B. Richter (Jeffrey Dean Morgan) may be the only hope for survival.

"Extant" stars Halle Berry, new cast member Jeffrey Dean Morgan, Pierce Gagnon and Grace Gummer.