Series episode
Cast: (26 - show/hide all)
| David James Elliott | ... | Cmdr. Harmon 'Harm' Rabb - Jr. |
| Catherine Bell | ... | Lt. Col. Sarah 'Mac' MacKenzie |
| John M. Jackson | ... | Admiral Albert Jethro 'A.J.' Chegwidden' |
| Scott Lawrence | ... | Cmdr. Sturgis Turner |
| Patrick Labyorteaux | ... | Lt. Bud Roberts - Jr. |
| Tom Amandes | ... | Cmdr. John Flagler |
| David Aranovich | ... | Unname character |
| Noah Blake | ... | Chief Grisham |
| Grand L. Bush | ... | XO - USS Seahawk |
| Nanci Chambers | ... | Lt. Loren Singer |
| Steven Culp | ... | Special Agent Clayton Webb |
| Lisa Ann Hadley | ... | Lt. Jorgenson |
| Jay Harik | ... | Unname character |
| Kris Iyer | ... | Unname character |
| William Gregory Lee | ... | Lt. Andrew Wick |
| Peter J. Lucas | ... | Unname character |
| Zoe McLellan | ... | P.O. Jennifer Coates |
| Jeffrey Dean Morgan | ... | Wally - CIA Technician |
| Scott Paulin | ... | Capt. Johnson |
| Francesco Quinn | ... | Kabir Atef |
| Steve Ryan | ... | Vice Admiral Holt |
| José Solano | ... | Ahmad Hakeem |
| Bo Svenson | ... | Capt. Mikhail Yerastov |
| Armando Valdes-Kennedy | ... | Unname character |
| Nick Xatzis | ... | Unname character |
| Curt Clendenin | ... | Submarine Crew Member |
Crew:
| Bradford May | ... | Direction |
| Charles Holland | ... | Script |