Kiefer Sutherland Jack Bauer Actor Mary Lynn Rajskub Chloe O'Brian Actor Cherry Jones Allison Taylor Actor Anil Kapoor Omar Hassan Actor Annie Wersching Renee Walker Actor Katee Sackhoff Dana Walsh Actor Mykelti Williamson Brian Hastings Actor Freddie Prinze Jr. Cole Ortiz Actor Chris Diamantopoulos Rob Weiss Actor John Boyd Arlo Glass Actor Bob Gunton Ethan Kanin Guest Star Frank John Hughes Guest Star Necar Zadegan Dalia Hassan Guest Star Gregory Itzin Charles Logan Guest Star Sarah Hollis Susan Guest Star Graham McTavish Mikhail Novakovich Guest Star Reed Diamond Jason Pillar Guest Star Brad Fleischer Agent Winnick Guest Star Joseph Kamal Sergei Bazhaev's Attorney Guest Star Jack Shearer Judge Ruffin Guest Star Jürgen Prochnow Sergei Bazhaev Guest Star Joel Surnow Executive Producer Robert Cochran Executive Producer Brian Grazer Executive Producer Howard Gordon Executive Producer Milan Cheylov Director Chip Johannessen Writer Patrick Harbinson Writer