Season 4

Season 4 of 24 first aired in January 2005 on the Fox Network in the United States. It also aired on Sky One in the United Kingdom. Joel Surnow, Robert Cochran, Howard Gordon and Brian Grazer were Executive Producers. The season contained many plots and also has what has been called "the best season ending off all time".

Summary
The day starts when a train, bound for Los Angeles derails and a man is killed for a suitcase he is carrying. While picking up leads on the train, Secretary of Defense James Heller and his daughter, whom Jack Bauer is romantically involved with, are kidnapped by terrorists who threaten to execute the Secretary in front of the world.

Bauer is re-instated at the CTU and witnesses a string of events which have been years in the making and are designed to make the country fall to it's knees.

Episodes
To be written.

Main Characters

 * Kiefer Sutherland as Jack Bauer
 * Carlos Bernard as Tony Almeida
 * Alberta Watson as Erin Driscoll
 * Roger R. Cross as Curtis Manning
 * Mary Lynn Rajskub as Chloe O'Brian
 * Kim Raver as Audrey Raines
 * Arnold Vosloo as Habib Marwan