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 Elisha Cuthbert Kim Bauer Guest Star Paul Wesley Stephen Guest Star Claire Geare Teri Guest Star Bob Gunton Ethan Kanin Guest Star Akbar Kurtha Farhad Hassan Guest Star Necar Zadegan Dalia Hassan Guest Star Nazneen Contractor Kayla Hassan Guest Star Jennifer Westfeldt Meredith Reed Guest Star Doug Hutchinson Davros Guest Star Jay Thames Drug Addict Guest Star Cliff Simon Davros' Sniper Guest Star Stefan Kapicic Davros' Operative Guest Star Jaime Gomez Agent Torres Guest Star Benito Martinez Vicitor Aruz Guest Star Joel Surnow Executive Producer Robert Cochran Executive Producer Brian Grazer Executive Producer Howard Gordon Executive Producer, Writer Brad Turner Director Evan Katz Writer