'Under the Dome' Extended Trailer Offers Bigger Piece to the Puzzle (Video)

Lesley Goldberg

A day after giving advertisers at the network's upfront presentation to Madison Avenue, CBS has released an extended look at summer drama Under the Dome.

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The two-and-a-half-minute extended preview offers a glimpse at the larger piece to the puzzle of just why the entire town of is mysteriously encapsulated under a massive dome and separated from the rest of society.

The Dean Norris-led ensemble hails from Brian K. Vaughan (LostY: The Last Man), who adapts Stephen King's book for Stephen Spielberg's Amblin Television with Neal Baer (A Gifted Man) on board as showrunner.

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"It's a super fun pulpy show with great characters," Vaughan told a packed ballroom in April at WonderCon in Anaheim, where the first footage debuted.

Under the Dome premieres June 24 on CBS. Check out the clip, below.

Email: Lesley.Goldberg@thr.com; Twitter: @Snoodit