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
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Katee Sackhoff as Dana Walsh
Emmy-winner Cherry Jones as President Allison Taylor in 24
Freddie Prinze Jr. as Cole Ortiz in 24
Chris Diamantopoulos as Rob Weiss in 24 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.