Season 6, Episode 2: 20 months after last season's shocking season finale, Jack Bauer joins with an unlikely ally in an effort to stop a suicide bomber and uncover who is behind the terrorist strike on Los Angeles.

Season 6, Episode 3: Jack and former terrorist leader Amri Al-Assad overcome differences and unite to track a suspicious man to a storage facility in Los Angeles.

Season 6, Episode 1: New U.S. President Wayne Palmer, brother of the late President David Palmer, has negotiated Jack's release from a Chinese Prison with an ulterior motive: Jack must now stop a series of terror attacks...whatever it takes.

Season 6, Episode 5: CTU learns there are four more nuclear threats to contend with and, in a strange turn of events, the trail Jack follows leads him right to his brother.

Season 6, Episode 4: The fight against terror continues when Jack has to deal with both Curtis and a nuclear threat. The team raids a warehouse in search of answers and the unthinkable happens.

Season 1, Episode 4: Mason continues to pressure Nina to reveal Jack's location by trying to convince her she's just Jack's flunkie.

Season 1, Episode 6: Kimberly and her friend, Rick, are held hostage by Ira Gaines.

Season 1, Episode 3: Kim and Janet escape from their kidnappers.

Season 3, Episode 2: Tony and Michelle bring Wayne Palmer up to speed on the virus that Salazar is threatening to unleash on the country.

Season 1, Episode 4: Jack learns that his target has crucial information on the whereabouts of his daughter Kim.