Kiefer Sutherland Jack Bauer Actor Kim Raver Audrey Raines Actor Mary Lynn Rajskub Chloe O'Brian Actor Gregory Itzin Charles Logan Actor James Morrison Bill Buchanan Actor Roger Cross Curtis Manning Actor Louis Lombardi Edgar Stiles Actor Jean Smart Martha Logan Actor Connie Britton Diane Huxley Guest Star Brady Corbet Derek Huxley Guest Star Jude Ciccolella Mike Novick Guest Star John Allen Nelson Walt Cummings Guest Star Sandrine Holt Evelyn Martin Guest Star Sean Astin Lynn McGill Guest Star Geraint Wyn Davies James Nathanson Guest Star Mark A. Sheppard Ivan Erwich Guest Star Benjamin John Parrillo Agent Finn Guest Star Timothy V. Murphy Schaeffer Guest Star Joel Surnow Executive Producer Robert Cochran Executive Producer Brian Grazer Executive Producer Howard Gordon Executive Producer Jon Cassar Director David Fury Writer