BARBIE AND SAM EXPLORE A MYSTERIOUS TUNNEL TO FIND WHERE IT LEADS, ON "UNDER THE DOME," MONDAY, AUGUST 4

"In The Dark" - When Barbie and Sam set out to investigate a mysterious tunnel, a cave-in severs their path back to Chester's Mill. Meanwhile, Julia and Big Jim face off in a struggle for power as a dust storm rages in the town, on UNDER THE DOME, Monday, August 4 (10:00 - 11:00 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

Mike Vogel (Dale "Barbie" Barbara)
Rachelle Lefevre (Julia Shumway)
Dean Norris (James "Big Jim" Rennie)
Eddie Cahill (Sam Verdreaux)
Alexander Koch (Junior Rennie)
Nicholas Strong (Phil Bushey)
Colin Ford (Joe McAlister)
Mackenzie Lintz (Norrie Calvert-Hill)
Karla Crome (Rebecca Pine)

RECURRING CAST:

Grace Victoria Cox (Melanie Cross)
Dale Raoul (Andrea)
John Elvis (Ben Drake)

WRITTEN BY: Caitlin Parrish

DIRECTED BY: Executive Producer Jack Bender

RATING: To Be Announced