Main Characters Captain Harmon "Harm" Rabb Jr., USN 227 main appearances Captain Bud J. Roberts Jr., USN 96 main appearances Lieutenant Colonel Sarah "Mac" MacKenzie, USMC 99 main appearances Rear Admiral A.J. Chegwidden, USN 86 main appearances Lieutenant Harriet Sims-Roberts, USN 50 main appearances Yeoman First Class (YN1) Jason Tiner, USN 49 main appearances Lieutenant Commander Mic Brumby, CSC, RAN 40 main appearances Gunnery Sergeant Victor Galindez, USMC 37 main appearances Lieutenant Loren Singer, USN 19 main appearances Special Agent Clayton Webb 15 main appearances Commander Peter Ulysses "Sturgis" Turner, USN 20 main appearances Lieutenant, Junior Grade Megan "Meg" Austin, USN 20 main appearances Legalman First Class (LN1) Jennifer "Jen" Coates, USN 10 main appearances Midshipman Third Class Michael "Mikey" Roberts, USNA 3 main appearances Rear Admiral Thomas "CAG" Boone, USN 3 main appearances Major General Gordon "Biff" Cresswell, USMC 4 main appearances Commander Caitlin "Kate" Pike, USN 2 main appearances Lieutenant Gregory Vukovic, USN 2 main appearances
Recurring Guest Characters Laurie June 3 guest appearances Rep. Bobbi Latham 3 guest appearances Danny Walden 3 guest appearances Leroy Jethro Gibbs 2 guest appearances Abby Sciuto 2 guest appearances Toohey 2 guest appearances Charles Hoskins 2 guest appearances Special Agent Anthony "Tony" DiNozzo 2 guest appearances RADM Al Brovo 2 guest appearances LT Angela Arutti 2 guest appearances LT Cassie "Lobo" Puller 2 guest appearances LT Mace 2 guest appearances CAPT "Skipper" Ross 2 guest appearances LT Mason Painter 2 guest appearances LT Jack "Ripper" Carter 2 guest appearances LT Keeter Jenkins 2 guest appearances CPO Ned Bannon 2 guest appearances Crew Chief 2 guest appearances CDR Alison Krennick 2 guest appearances Annie Pendry 2 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥