- HD 1080
- Runtime: m.
- Status: Ended
- 0
- Languages: en
- Country: United States of America
- Stars: Jennifer Garner, Michael Vartan, Victor Garber, Ron Rifkin, Carl Lumbly
- keywords: central intelligence agency (cia), martial arts, double agent, undercover agent, revenge, los angeles, california, female spy, government agent, criminal organization
- Production_studio: Bad Robot, Touchstone Television
- Slogan: She can be anyone
- Seasons: 5
- Episodes: 105
- First air date: 2001-09-30
- Last air date: 2006-05-22
- providers: Disney Plus
- The Alias is featured in the top rankings of 2001
- #23 in Top Drama Series of 2001
Sydney Bristow, an agent who has been tricked to believe she is working for the U.S. government, is actually working for a criminal organization named the Alliance of Twelve. Upon learning this, Sydney becomes a double agent for the real CIA.