Main Characters Frank Hardy 31 main appearances Joe Hardy 31 main appearances Callie Shaw 30 main appearances Chet Morton 29 main appearances Biff Hooper 29 main appearances Trudy Hardy 28 main appearances Phil Cohen 17 main appearances Jesse Hooper 12 main appearances Fenton Hardy 19 main appearances J.B. Cox 19 main appearances Wilt 6 main appearances Gloria Estabrook 17 main appearances Belinda Conrad 17 main appearances Adrian Munder 11 main appearances Lucy Wayne 10 main appearances Kanika Khan 8 main appearances Drew Darrow 8 main appearances Deputy Con Riley 6 main appearances Hurd Sparewell 5 main appearances William Vogel 4 main appearances Bob Carpenter 3 main appearances Cadmus Quill 2 main appearances
Recurring Guest Characters Phil Cohen 9 guest appearances Jesse Hooper 13 guest appearances Wilt 12 guest appearances Laura Hardy 12 guest appearances George Estabrook 11 guest appearances Brian Conrad 11 guest appearances Sam Peterson 10 guest appearances Olivia Kowalski 10 guest appearances Kanika Khan 1 guest appearances Stefan 9 guest appearances Stacy Baker 8 guest appearances Tall Man 8 guest appearances Angela Todd 8 guest appearances Donald Dukay 8 guest appearances Young George Estabrook 8 guest appearances Ezra Collig 7 guest appearances Dennis Gilroy 7 guest appearances Mack Malone 7 guest appearances Agent Driscoll 7 guest appearances Desk Sergeant 4 guest appearances ⇤ « 1 2 3 4 5 » ⇥