is the only actor to be a regular cast member in every season of 24
This is a list of actors that are part of the cast of the American serial drama television series 24.
The show consists of an ensemble cast. A total of 41 actors have been credited as a part of the starring cast, over the course of eight seasons, one television movie and one miniseries. These are Kiefer Sutherland, Leslie Hope, Sarah Clarke, Elisha Cuthbert, Dennis Haysbert, Sarah Wynter, Xander Berkeley, Penny Johnson Jerald, Carlos Bernard, Reiko Aylesworth, James Badge Dale, Kim Raver, Alberta Watson, William Devane, Lana Parrilla, Roger Cross, Mary Lynn Rajskub, Gregory Itzin, James Morrison, Louis Lombardi, Jean Smart, D. B. Woodside, Peter MacNicol, Jayne Atkinson, Carlo Rota, Eric Balfour, Marisol Nichols, Regina King, Cherry Jones, Annie Wersching, Colm Feore, Bob Gunton, Jeffrey Nordling, Rhys Coiro, Janeane Garofalo, Anil Kapoor, Mykelti Williamson, Katee Sackhoff, Chris Diamantopoulos, John Boyd and Freddie Prinze, Jr.
- Season 7 cast members include 24: Redemption.
- * = Was moved from guest star to main cast member midseason, during Season 4 only.