Jennifer Garner
Sydney Bristow (22 eps)
Michael Vartan
Michael Vaughn (22 eps)
Victor Garber
Jack Bristow (22 eps)
Ron Rifkin
Arvin Sloane (22 eps)
Carl Lumbly
Marcus Dixon (22 eps)
Kevin Weisman
Marshall Flinkman (22 eps)
Merrin Dungey
Francie Calfo (22 eps)
Bradley Cooper
Will Tippin (22 eps)
Sarah Shahi
Jenny (7 eps)
Evan Parke
Charlie Bernard (6 eps)
Amy Irving
Emily Sloane (5 eps)
Joey Slotnick
Steven Haladki (5 eps)
Gina Torres
Anna Espinosa (3 eps)
Miguel Sandoval
Anthony Russek (3 eps)
Patricia Wettig
Judy Barnett (3 eps)
Keone Young
Professor Choy (3 eps)
Greta Sesheta
CIA Receptionist (3 eps)
Edward Atterton
Danny Hecht (2 eps)
John Hannah
Martin Shepard (2 eps)
Tobin Bell
Karl Dreyer (2 eps)
Peter Berg
Noah Hicks (2 eps)
Lori Heuring
Eloise Kurtz (2 eps)
Quentin Tarantino
McKenas Cole (2 eps)
Agnes Bruckner
Kelly McNeil (2 eps)
Maurice Chasse
Luc Jacqnoud (2 eps)
Ric Young
Zhang Lee (2 eps)
Tom Waite
Russian Interrogator (2 eps)
Pablo Santos
Roy (1 eps)
Lilyan Chauvin
Signora Ventutti (1 eps)
Cole Petersen
Boy (1 eps)
James Warwick
Severn Driscoll (1 eps)
Francesco Quinn
Minos Sakkoulas (1 eps)
Bernard White
Malik Sawari (1 eps)
Peter Dennis
Professor Bloom (1 eps)
Roger Moore
Edward Poole (1 eps)
Stephen Spinella
Mr. Kishell (1 eps)
James Lew
Quan Li (1 eps)
Kirk B.R. Woller
Rat Exterminator (1 eps)
Terry O'Quinn
Kendall (1 eps)
William Wellman Jr.
Priest (1 eps)
Mark Rolston
Seth Lambert (1 eps)
Ken Olin
David McNeil (uncredited) (1 eps)
Nancy Dussault
Helen Calder (1 eps)
Joseph Ruskin
Alain Christophe (1 eps)
Boris Lee Krutonog
Alexander Khasinau (1 eps)
Scott Paulin
Robert Stoller (1 eps)
Timothy Landfield
Kretchmer (1 eps)
Bob Clendenin
Kostia Bergman (1 eps)
Vicki Davis
Intern (1 eps)
Norbert Weisser
Jeroen Schiller (1 eps)
Greg Collins
Kenny (1 eps)
Tom Everett
Paul Kelvin (1 eps)
Scotch Ellis Loring
Steven Gordon (1 eps)
Nicholas Kadi
Algosaibi (1 eps)
Tristin Mays
Robin Dixon (1 eps)