Jennifer Garner Sydney Bristow Actor Victor Garber Jack Bristow Actor Ron Rifkin Arvin Sloane Actor Carl Lumbly Marcus Dixon Actor Kevin Weisman Marshall Flinkman Actor Balthazar Getty Thomas Grace Actor Rachel Nichols Rachel Gibson Actor Élodie Bouchez Renee Rienne Actor Bradley Cooper Will Tippin Guest Star Gina Torres Anna Espinosa Guest Star Michael Massee Dr. Golzalo Burris Guest Star Angus Macfadyen Joseph Ehrmann Guest Star Matt Gottlieb Military Warden Guest Star Sterling K. Brown Agent Rance Guest Star Anderson Goncalves Train Attendant Guest Star Shaun Duke Moosekian First Man Guest Star Robert Symonds Second Man Guest Star Leland Crooke Third Man Guest Star Roman Varshavsky Well Tailored Russian Guest Star Amy Acker Kelly Peyton Guest Star J.J. Abrams Executive Producer John Eisendrath Executive Producer Ken Olin Executive Producer Drew Goddard Writer Robert M. Williams Jr. Director