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 Gartern 1 guest appearances The Father 1 guest appearances Gronski 1 guest appearances Russian Chairman 1 guest appearances S.A.C. General 1 guest appearances Carl Deiner 1 guest appearances Benjamin Brewster 1 guest appearances Colonel Alfred Schroder 1 guest appearances Dr. Gustave Reinhardt 1 guest appearances Anton Miklos 1 guest appearances Tomas Brandig 1 guest appearances Zar 1 guest appearances Seaman Foster 1 guest appearances Leopold Zeraff 1 guest appearances Round-Face 1 guest appearances Xanthos 1 guest appearances Atlas 1 guest appearances Lars Mattson 1 guest appearances Oskar Dalgren 1 guest appearances Seaman Clark 1 guest appearances ⇤ « 3 4 5 6 7 8 9 10 11 12 » ⇥