The hunt is on in a season of powerful revelations, breathless pursuits and bravura effects. A mysterious 3-dot symbol (do UFOs provide a clue?), a girlfriend for John (is Cameron jealous?), a mysterious tech company ZeiraCorp (can it master the renegade software called Turk?) - Season 2's 5-disc action arsenal is locked, loaded, ready to amaze.
Episodes:
1. Samson and Delilah
2. Automatic for the People
3. The Mousetrap
4. Allison from Palmdale
5. Goodbye to All That
6. The Tower Is Tall But the Fall Is Short
7. Brothers of Nablus
8. Mr. Ferguson Is Ill Today
9. Complications
10. Strange Things Happen at the One-Two Point
11. Self Made Man
12. Alpine Fields
13. Earthlings Welcome Here
14. The Good Wound
15. Desert Cantos
16. Some Must Watch, While Some Must Sleep
17. Ourselves Alone
18. Today Is the Day Part 1
19. Today Is the Day Part 2
20. To the Lighthouse
21. Adam Raised a Cain
22. Born to Run
| Lena Headey | Sarah Connor |
| Thomas Dekker | John Connor |
| Summer Glau | Cameron |
| Brian Austin Green | Derek Reese |
| Garret Dillahunt | Cromartie |
| Shirley Manson | Catherine Weaver |
| Richard T. Jones | Agent James Ellison |
| James Urbaniak | Sarkissian |
| Carlos Sanz | Father Armando Bonilla |
| Roger Guenveur Smith | Sac Federici |
| Shane Edelman | Matt Murch |
| Max Perlich | Walsh |
| Marcus Chait | Justin Tuck |
| Dean Winters | Charley Dixon |
| Sandra Purpuro | Agent Norgaard |
| Noemi Amarilla | TV Field Reporter |
| Leven Rambin | Riley Dawson |
| Sonya Walger | Michelle Dixon |
| Paul Schulze | Carl Greenway |
| Dean Norris | Nelson |
| Tommy Hicks | Bradbury |
| Zack Ward | Wells |
| Debra Wilson | Lilian |
| Busy Philipps | Kacy Corbin |
| Obren Milanovic | Bloom |
| Cory Tucker | Security Stan |
| Vinni Ali'i Mesa | Employee |
| Johnny D'Agostino | Bartender |
| Lisa Canning | News Anchor |
| William C. Mitchell | Pastor |
| Leah Pipes | Jody |
| Jon Huertas | Trevor |
| Jillian Armenante | Rita |
| Fay Wolf | Lila |
| Mackenzie Smith | Savannah Weaver |
| Garvin Funches | Police Officer |
| Enrico Natale | Customer |
| Roberto Sanchez | Desk Sergeant |
| Jeff Leaf | Helmut |
| Ralph Cole | Male Prostitute |
| Amy Tolsky | Housewife |
| Ali Chen | Secretary |
| Laura Leyva | Doctor |
| Ace Gibson | Slacker |
| Jessica Makinson | Woman - Mrs. Young |
| Ray Conchado | Security Guard |
| Jonathan Jackson | Kyle Reese |
| Billy Unger | Marty Bedell |
| Will Rothhaar | Martin Bedell |
| Beau Billingslea | General Hobbs |
| Patrick Kilpatrick | Triple-Eight Terminator |
| Rene Heger | Pyle |
| David Cheaney | Martin Bedell (Other) |
| Bobby Sue Luther | Bar Skank |
| Alexandra Raines | Marty's Mom |
| Garland Spencer | Senior Cadet |
| Dorian Harewood | Dr. Boyd Sherman |
| Derek Riddell | Lachlan Weaver |
| Stephanie Jacobsen | Jesse Flores |
| Christopher DeMaci | Photographer |
| Jennifer Chang | Receptionist |
| Kit Pongetti | Victoria |
| Preston James Hillier | Security Guard |
| Jake Soldera | Elevator Boy |
| Aixa I. Maldonado | Hot Dog Vendor |
| Michael David Cheng | Engineer |
| Andrew Ableson | Moishe |
| Scott Vance | Detective Caplan |
| Glenn Taranto | Bardo |
| Cornell Womack | Dr. Ostrowski |
| Joe Hursley | Tristan Dewitt |
| Amro Salama | Supervisor |
| Charlene Lovings | Holly |
| Jullian Dulce Vida | Cop |
| James Gleason | Phil Dewitt |
| Jeanette O'Connor | Donna Dewitt |
| Danny Martinez | Dave |
| Ronnie Connell | Nicholas |
| Danny Mora | Photographer |
| Emilio Rivera | Mexican Police Chief |
| Alicia Benavides | Waitress |
| Alex Castillo | Manny |
| Danny Lopes | Rivera |
| Richard Schiff | Charles Fischer / Paul Stewart |
| Adam Busch | Charlie Fischer |
| John Kelly | Baldwin |
| Eric Steinberg | Alex Akagi |
| Eddie Shin | Xander Akagi |
| Javier Grajeda | Detective |
| T J Kayama | Minamoto |
| Savannah Jayde | Gina |
| Dylan Cash | Byron |
| Gregg Perrie | Aaron |
| Karen Gordon | Kay |
| Billy Lush | Eric |
| Oren Dayan | Mike Silver |
| Todd Stashwick | Myron Stark / T-888 |
| David Michie | Police Officer |
| Mary Alexandra Stiefvater | Young Ruby |
| Branden Morgan | Rudolph Valentino |
