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 Sergei Nabokov 2 guest appearances Ahmed Khan 2 guest appearances Younger Gloria 2 guest appearances Tom Elroy 2 guest appearances Tiffany Cohen 2 guest appearances Pilot 2 guest appearances Sandra (Emma's Friend) 1 guest appearances Aucoin (City Inspector) 1 guest appearances Bill Cullmore 1 guest appearances Captain (Fishing Vessel) 1 guest appearances Fisherman #1 1 guest appearances Fisherman #2 1 guest appearances Cory (School Bully) 1 guest appearances Police Officer 1 guest appearances Flight Attendant 1 guest appearances Man in Black 1 guest appearances Hotel Clerk 1 guest appearances Older Kid 1 guest appearances Ring Toss Game Master 1 guest appearances Billy (Hit w/ Soda) 1 guest appearances ⇤ « 1 2 3 4 5 » ⇥