VIDEO: Sneak Peek - 'More in Heaven and Earth' Episode of EXTANT

On the next episode of CBS's EXTANT titled 'More in Heaven and Earth,' convinced the agency has her baby, Molly is determined to find out where. Meanwhile, John discovers new and startling advancements in Ethan's programming, and Kern holds Kryger hostage in an attempt to recover the incriminating video he stole from the ISEA. JoBeth Williams guest stars as Gordon Kern's mother. Tessa Ferrer returns as Katie Sparks, Alan Sparks's astronaut daughter.

EXTANT airs at a special time, Wednesday, August 20 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Get a sneak peek below!

EXTANT, a new 13-episode serialized drama, is a mystery thriller about a female astronaut trying to reconnect with her family after returning from a year in outer space. Her mystifying experiences in space lead to events that will ultimately change the course of human history.

VIDEO: Sneak Peek - 'More in Heaven and Earth' Episode of EXTANT