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 Dr. Braddock 1 guest appearances Murphy 1 guest appearances Alien 1 guest appearances General 1 guest appearances Fox 1 guest appearances Fredric Cregar 1 guest appearances Dr. Melton 1 guest appearances Mrs. Melton 1 guest appearances Air Force Lt. 1 guest appearances Surgeon 1 guest appearances Lineman 1 guest appearances Ellen Bryce 1 guest appearances Jimmy Bryce 1 guest appearances Major Amadi 1 guest appearances Luana 1 guest appearances General Gamal 1 guest appearances Abdul Azziz 1 guest appearances Inspector Falazir 1 guest appearances Victor Vail 1 guest appearances Anna Ravec 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥