Fox Television has released the first images from the upcoming eighth season of 24, which will premiere with a special four-hour two-night event on Sunday, January 17 at 9 PM ET on Fox. Click on any of the images below, which feature new characters such as Katee Sackhoff's Dana Ortiz and Freddie Prinze Jr.'s Cole Walsh, to access our entire gallery of images from this new season.

John Boyd, Katee Sackhoff, Mykelti Williamson, Mary Lynn Rajskub, Freddie Prinze Jr., Annie Wersching, Kiefer Sutherland, Anil Kapoor, Cherry Jones and Chris Diamantopoulos

Kiefer Sutherland as Jack Bauer

Related: Will Kiefer Sutherland Return as Jack Bauer in 24: Legacy?

Katee Sackhoff as Dana Walsh

Emmy-winner Cherry Jones as President Allison Taylor in <strong><em>24</em></strong>

Freddie Prinze Jr. as Cole Ortiz in <strong><em>24</em></strong>

Chris Diamantopoulos as Rob Weiss in <strong><em>24</em></strong> Season 8

Annie Wersching as Renee Walker

Mary Lynn Rajskub as Chloe O'Brian

John Boyd as Arlo Glass

Mykelti Williamson as Brian Hastings

Anil Kapoor as Omar Hassan

24 will kick off its brand new eighth season with a special two-night event starting on Sunday, January 17 at 9 PM ET only on Fox.