Day 4: 4:00 A.M.-5:00 A.M.

Summary

Jack finds that his efforts to bargain with Marwan for the location of the missile strike are futile. Heller pushes his son for information when CTU discovers that he may have had contact with Marwan before the attacks. Logan finds himself in the middle of a power struggle between Palmer and the ambitious Speaker of the House. Tony and Michelle explore their rekindled passion for each other, but their hopes for the future may be short-lived when a familiar player enters the game and takes a hostage.

Guest stars

• Mary Lynn Rajskub as Chloe O'Brian
• Dennis Haysbert as David Palmer
• William Devane as James Heller
• Carlos Bernard as Tony Almeida
• Reiko Aylesworth as Michelle Dessler
• Roger Cross as Curtis Manning
• James Morrison as Bill Buchanan
• Jude Ciccolella as Mike Novick
• Gregory Itzin as Charles Logan
• Arnold Vosloo as Habib Marwan