After her widowed father dies, deaf teenager Dot moves in with her godparents, Olivia and Paul Deer. The Deers' daughter, Nina, is openly hostile to Dot, but that does not prevent her from telling her secrets to her silent stepsister, including the fact that she wants to kill her lecherous father.

Set 18 months after season 7, the story arc involves Jack Bauer contending with assassination threats made during a peace conference between President of the United States Allison Taylor and President Omar Hassan of the fictional Islamic Republic of Kamistan (IRK). The season is set in New York City, with CTU's New York City Office having been re-activated,

除却在镁光灯前的光鲜之后，陪伴名模珍妮弗（伊丽莎·库斯伯特 Elisha Cuthbert 饰）的只有她的宠物狗。难得的一天休息，珍妮弗前往夜店喝酒却被人下迷药，醒来之后发现自己被杀人狂囚禁在一间密室之内。面对影子一般杀人狂的种种折磨和恐吓，珍妮弗几次试图逃走都没有成功 。就在她心灰意冷的时刻，她发现了与她一墙之隔的盖瑞（丹尼尔·吉里斯 Daniel Gillies 饰）。盖瑞告诉珍妮弗他也是被囚禁于此，两人因在绝望中寻找到同伴而产生一丝慰藉。杀人狂继续对二人施以各种折磨，在与杀人狂的周旋中盖瑞总是设法保护珍妮弗。珍妮弗慢慢对这个英勇的男人萌生好感，绝望的黑暗里两人用身体给予对方勇气和希望。然而，真相却在此时逐渐浮出水面……

The second season is set 18 months after season one. The season's main plot follows the work of now-U.S. President David Palmer and agent Jack Bauer to stop terrorists from detonating a nuclear bomb in Los Angeles. Introduced into the situation is Kate Warner, a woman who ends up getting vital information related to CTU's mission.

The third season is set 3 years after season two. It takes place primarily in Los Angeles but also in northern Mexico when Jack Bauer meets a family of drug dealers. Throughout the day, Jack Bauer and President David Palmer attempt to stop the release of a deadly virus by Stephen Saunders – a former government agent.

2005 film directed by Jaume Collet-Serra

Counter-terrorism agent Jack Bauer attempts to stop the assassination of United States Senator David Palmer on the day of the California presidential primary, while those spearheading the assassination plot stop at nothing to exact revenge on Bauer and Palmer.