Main Characters Admiral Harriman Nelson 110 main appearances Captain Lee Crane 110 main appearances Chip Morton 62 main appearances Kowalski 56 main appearances Chief Francis Ethelbert Sharkey 46 main appearances Patterson 31 main appearances Sparks 21 main appearances Chief Curley Jones 8 main appearances Seaview Doctor 10 main appearances Seaman Stu Riley 6 main appearances Johnson Lola Hale 1 main appearances
Recurring Guest Characters Admiral Johnson 2 guest appearances Policeman 2 guest appearances Lola Hale 1 guest appearances Monique 1 guest appearances Presidential Assistant 1 guest appearances Lawrence Tobin 1 guest appearances Clown 1 guest appearances Dobbs 1 guest appearances Gorilla 1 guest appearances Melina Gounaris 1 guest appearances Walter Bryce 1 guest appearances Chandler 1 guest appearances Stroller 1 guest appearances Tracy Stewart 1 guest appearances Dr. Templeton 1 guest appearances Ava 1 guest appearances Klaus 1 guest appearances Carter 1 guest appearances Rourke 1 guest appearances Gantt 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥