Jennifer Garner Sydney Bristow Actor Michael Vartan Michael Vaughn Actor Bradley Cooper Will Tippin Actor Merrin Dungey Francie Calfo Actor Carl Lumbly Marcus Dixon Actor Ron Rifkin Arvin Sloane Actor Kevin Weisman Marshall Flinkman Actor Victor Garber Jack Bristow Actor Edward Atterton Dr. Danny Hecht Guest Star Jay Gerber Professor Mizzy Guest Star Nancy Wetzel Amy Tippin Guest Star Ric Young Dr. Zhang Lee Guest Star Angus Scrimm Calvin McCullough Guest Star Miguel Najera Agent Gonzalez Guest Star William Wellman Jr. Priest Guest Star Greg Collins Kenny Guest Star Lorenzo Callender Messenger Guest Star Ming Lo Agent Guest Star Emily Wachtel Beth at Airline Counter Guest Star Greta Sesheta C.I.A.Receptionist Guest Star Philip Tan Taiwanese Security Officer Guest Star Raymond Ma Taiwanese Businessman Guest Star Vicki Davis Intern Guest Star J.J. Abrams Executive Producer, Writer, Director John Eisendrath Executive Producer Ken Olin Executive Producer