Series episode
| Kiefer Sutherland | ... | Jack Bauer |
| Leslie Hope | ... | Teri Bauer |
| Sarah Clarke | ... | Nina Myers |
| Elisha Cuthbert | ... | Kim Bauer |
| Dennis Haysbert | ... | Senator David Palmer |
| Michael Massee | ... | Ira Gaines |
| Daniel Bess | ... | Rick Allen |
| Matthew Carey | ... | Dan Mounts |
| Jacqui Maxwell | ... | Janet York |
| Karina Arroyave | ... | Jamey Farrell |
| Jude Ciccolella | ... | Mike Novick |
| Zach Grenier | ... | Carl Webb |
| Eric Balfour | ... | Milo Pressman |
| Kim Miyori | ... | Susan Collier |
| Penny Johnson | ... | Sherry Palmer |
| Carlos Bernard | ... | Tony Almeida |
| Richard Burgi | ... | Alan York / Kevin Carroll |
| Todd Jeffries | ... | Claude Davenport |
| Chuck Walczak | ... | Ben |
| Norma Maldonado | ... | Nurse |
| Suzan Brittan | ... | Anchorwoman |
| Ariel Felix | ... | Dr. Ryan |
| Linda Klein | ... | Surgical Nurse |
| Bryan Spicer | ... | Direction |
| Howard Gordon | ... | Script |