Jennifer Garner Sydney Bristow Actor Victor Garber Jack Bristow Actor Ron Rifkin Arvin Sloane Actor Michael Vartan Michael Vaughn Actor Carl Lumbly Marcus Dixon Actor Kevin Weisman Marshall Flinkman Actor Greg Grunberg Eric Weiss Actor Mía Maestro Nadia Santos Actor Sônia Braga Elena Derevko Guest Star Vladimir Mashkov Milos Kradic Guest Star Taso Papadakis Aleksander Petrovich Guest Star Michael McKean Dr. Atticus Liddell Guest Star Oz Perkins Coke Bottle Glasses Guest Star Bee-Be Smith Vera Guest Star Ori Pfeffer Anthony Guest Star Yvette Cason Connie Guest Star Kristen Kaveney Young Sydney Guest Star Hans Schoeber Bodyguard Guest Star J.J. Abrams Executive Producer John Eisendrath Executive Producer Ken Olin Executive Producer Steve Kane Writer Brad Turner Director