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 Commander Van Wyck 1 guest appearances Hawkins 1 guest appearances Dr. Pierre Blanchard 1 guest appearances C.P.O. Beach 1 guest appearances Seaman Dunlap 1 guest appearances Amphibian 1 guest appearances ⇤ « 4 5 6 7 8 9 10 11 12 13 » ⇥