Kiefer Sutherland – Jack Bauer | Carlos Bernard – Tony Almeida | Mary Lynn Rajskub – Chloe O’Brian | Dennis Haysbert – David Palmer | Elisha Cuthbert – Kim Bauer | James Morrison – Bill Buchanan | Reiko Aylesworth – Michelle Dessler | Kim Raver – Audrey Raines | D.B. Woodside – Wayne Palmer
Harmon “Harm” Rabb, Jr. – David James Elliott | Meg Austin – Tracey Needham | Sarah “Mac” MacKenzie – Catherine Bell | Bud J. Roberts, Jr. – Patrick Labyorteaux | Albert Jethro “AJ” Chegwidden – John M. Jackson | Peter Ulysses “Sturgis” Turner – Scott Lawrence | Jennifer Coates – Zoe McLellan | Harriet Simms – Karri Turner
Anthony LaPaglia – John Michael “Jack” Malone | Eric Close – Martin Fitzgerald | Marianne Jean-Baptiste – Vivian “Viv” Johnson | Poppy Montgomery – Samantha “Sam” Spade | Enrique Murciano – Danny Taylor | Roselyn Sanchez – Elena Delgado
