Main Characters Jack Bauer · Audrey Raines · Erin Driscoll · Sarah Gavin · Curtis Manning · James Heller · Tony Almeida° · Michelle Dessler° · David Palmer° Major Characters Chloe O'Brian · Bill Buchanan · Dina Araz · Behrooz Araz · Habib Marwan · Charles Logan · Mike Novick Other Key Characters Paul Raines · Navi Araz · Cheng Zhi · Mandy · Marianne Taylor °= Main characters not credited as regulars