CBS Announces Premiere Dates for Under the Dome, Big Brother and More

CBS has announced the summer premiere dates for returning series Under the Dome, Extantand Big Brother, as well as the new series Zoo.

Fall TV Scorecard: Which shows are returning? Which aren't?

Under the Dome moves to Thursday nights beginning with a two-hour premiere on June 25. Emmy winner Marg Helgenberger has booked a guest-starring role on the series, as part of an extended story arc that begins in the premiere.

Big Brother will return with a two-night premiere on Wednesday, June 24 and Thursday, June 25 at 8/7c, while Extant will kick off its second season on Wednesday, July 1 at 10/9c.

The new drama Zoo, starring James Wolk and based on James Patterson's novel of the same name, will bow on Tuesday, June 30 at 9/8c.

Check out CBS' full summer schedule below. Which shows are you most excited about?

Wednesday, June 24

8/7c: Big Brother (Season premiere, Night 1)

9/8c: Criminal Minds

10/9c: CSI: Cyber

Thursday, June 25

8/7c: Big Brother (Season premiere, Night 2)

9/8c: Under the Dome (Two-Hour Season 3 premiere)

Sunday, EffectiveJune 28

7/6c: 60 Minutes

8/7c: Big Brother

Tuesday, EffectiveJune 30

8/7c: NCIS

9/8c: Zoo (Series premiere)

10/9c: NCIS: New Orleans

Wednesday, EffectiveJuly 1

8/7c: Big Brother

9/8c: Criminal Minds

10/9c: Extant (Season 2 premiere)

Thursday, EffectiveJuly 2

8/7c: The Big Bang Theory

8:30/7:30c: The Odd Couple

9/8c: Big Brother (Regular Thursday time period premiere)

10/9c: Under the Dome

(Full disclosure: TVGuide.com is owned by CBS.)