Main Characters Captain Steve Burton 40 main appearances Mark Wilson 40 main appearances Dan Erickson 40 main appearances Valerie Ames Scott 40 main appearances Alexander Fitzhugh 40 main appearances Barry Lockridge 38 main appearances Betty Hamilton 33 main appearances
Recurring Guest Characters Piper 1 guest appearances Senator 1 guest appearances Timmy 1 guest appearances Taru 1 guest appearances Dr. Krane 1 guest appearances General Aza 1 guest appearances Mylo 1 guest appearances Professor Kirmus 1 guest appearances Dr. Marad 1 guest appearances Mrs. Evers 1 guest appearances Guard Rogers (S.I.D.) 1 guest appearances Officer Willis (S.I.D.) 1 guest appearances Officer Burns (S.I.D.) 1 guest appearances Bertha Fry 1 guest appearances Sergeant Barker 1 guest appearances Doc Jelko 1 guest appearances Zoral 1 guest appearances Inspector Swan 1 guest appearances Dr. North 1 guest appearances Kamber 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 » ⇥