Julie Chen hosts the “CBS Summer Preview,” the networks’s first digital special highlighting its original summer programming, watch now (above) or on demand on multiple platforms.

The host of “Big Brother” and “The Talk,” previews this summer’s new drama, “Zoo” and returning event series “Under The Dome” and “Extant” along with a taste of the hit reality series “Big Brother” and CBS’s new, buzz-worthy late night series, “The Late Late Show with James Corden.”

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Get a sneak peak into the newest drama to join the CBS summer line up, “Zoo,” which is based on the #1 bestselling novel by James Patterson. “Zoo” is a global thriller about a wave of violent animal attacks against humans across the planet. The series stars James Wolk as Jackson Oz, a young, renegade American zoologist who spends his days running safaris in the wilds of Africa when he begins noticing the strange behavior of the animals. Kristine Connolly, Billy Burke, Nonso Anozie and Nora Arnezeder also star. Catch the premiere of “Zoo” on Tuesday, June 30th, at 8pm MDT.

Halle Berry sits down for an exclusive interview in the “CBS Summer Preview” alongside her new co-star Jeffrey Dean Morgan. Morgan was cast as a series regular earlier this year and will play JD Richter, a roguish womanizer who is also a mercenary/bounty hunter. “Extant” begins its second season on Wednesday, July 1st, at 9pm Denver time.

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“Under The Dome,” the top rated event series based on Stephen King’s bestselling novel, returns for its much anticipated third season, complete with guest stars Merg Helgenberger and Eric La Salle, who will be featured in multiple episodes. The preview show will give viewers a refresher in an easy to digest graphic novel format, recapping how the small town of Chester’s Mill is suddenly and inexplicably sealed off from the rest of the world by an enormous transparent dome. Catch the two-hour season three premiere Thursday, June 25th, 8-10pm MDT and don’t miss Thursday, July 2nd when the show moves to its regular time of 9pm-10PM in Denver.

Reality show and fan favorite “Big Brother” begins its 17th season with an epic two-night premiere, Wednesday, June 24th, from 7-8PM Denver time, and Thursday, June 25th, also at 7pm MDT. Last season saw Derrick Levasseur, the 30-year-old police sergeant from Providence, RI, take home the $500,000 prize. The summer preview show highlights the best moments from last season to get viewers excited for its return. And there’s even a contestant from Denver this summer.

Lastly, the “CBS Summer Preview” highlights the hilarious first few months of the much-buzzed-about late night show, “The Late Late Show with James Corden.” Already garnering a Critics Choice Awards nomination, Corden has been cracking up audiences with his viral hit carpool karaoke featuring Jennifer Hudson, Mariah Carey and Justin Bieber. New shows will air throughout June, July and August weeknights at 11:37pm MDT.

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The “CBS Summer Preview” show will also be available on mobile devices and on television from Tuesday, June 16th through Tuesday, July 14th.For more CBS entertainment news, click here