| Episode cast overview, first billed only: | |||
| Kiefer Sutherland | ... | Jack Bauer | |
| Mary Lynn Rajskub | ... | Chloe O'Brian | |
| Annie Wersching | ... | Renee Walker | |
| Katee Sackhoff | ... | Dana Walsh | |
| John Boyd | ... | Arlo Glass | |
| Freddie Prinze Jr. | ... | Cole Ortiz | |
| Cherry Jones | ... | President Allison Taylor | |
| Gregory Itzin | ... | Charles Logan | |
| Bob Gunton | ... | Ethan Kanin | |
| Reed Diamond | ... | Jason Pillar | |
| Graham McTavish | ... | Mikhail Novakovich | |
| Necar Zadegan | ... | Dalia Hassan | |
| Brad Fleischer | ... | Agent Winnick | |
| Joseph Kamal | ... | Sergei Bazhaev's Attorney | |
| Jack Shearer | ... | Judge Ruffin | |
With only seven hours left in the series' final harrowing day, Jack Bauer sets out to avenge the tragic life-changing events that he has endured. As things become even more personal for Jack, he heads to CTU for an intense meeting after learning of a devastating development. Meanwhile, on the verge of achieving peace on a scale that has eluded the world for generations, President Taylor becomes deeply conflicted when former President Logan sits down at the bargaining table. Written by FOX Publicity
Once again, Jack, who has saved America on numerous occasions, is marginalized by the President. When Renee is murdered, Jack wants justice, But the President has been poisoned by Logan who has talked her into taking Jack out of the game. Logan has something going with the Russians and needs to get attention. Meanwhile, Dana is again a focal point.