Jack and Paul enlist civilian help when they must fight off soldiers sent to kill them by McLennan-Forster. Tensions flair between Tony and Michelle as she assumes command of CTU. Sarah tests Michelle's authority by giving her an ultimatum. Audrey reevaluates her feelings for Jack, while Marwan sets the next phase of his plan in motion.
Elenco: Kiefer Sutherland , Mary Lynn Rajskub , Kim Raver , William Devane , Yvonne Strahovski , Benjamin Bratt , Gbenga Akinnagbe , Michelle Fairley , Miranda Raison , Ross McCall , Colin Salmon , Michael Wincott , Tate Donovan , Stephen Fry , Emily Berrington , Elisha Cuthbert , Eric Balfour , Freddie Prinze Jr. , Glenn Morshower , Gregory Itzin , James Badge Dale , James Morrison , Janeane Garofalo , Jayne Atkinson , Jean Smart , Jeffrey Nordling , Jeffrey R. Nordling , John Boyd , Jude Ciccolella , Katee Sackhoff , Kim Raver , Lana Parrilla , Laura Harris , Leslie Hope , Louis Lombardi , Marisol Nichols , Mykelti Williamson , Penny Johnson , Penny Johnson Jerald , Peter MacNicol , Regina King , Reiko Aylesworth , Rhys Coiro , Roger R. Cross , Sarah Clarke , Sarah Wynter , Shohreh Aghdashloo , Tanya Wright , Xander Berkeley , Yvonne Strahovski .