Fenton Hardy

Edmund Gilbert

Frank Hardy

Rohan Campbell

Joe Hardy

Alexander Elliot

Frank Hardy

Parker Stevenson

Fenton Hardy

Anthony Lemke

Joe Hardy

Shaun Cassidy

Callie Shaw

Keana Bastidas

Aunt Getrude

Edith Atwater

Trudy Hardy

Bea Santos

Elizabeth "Biff" Hooper

Riley O'Donnell

Callie Shaw

Lisa Eilbacher

Gloria Estabrook

Linda Thorson

Chet Morton

Adam Swain

Chet Morton

Gary Springer

Phil Cohen

Cristian Perri

Fenton Hardy

James Tupper

Wilt

Philip Williams

Jesse Hooper

Alli Chung

Belinda Conrad

Krista Nazaire

J.B. Cox

Atticus Mitchell

Stacy Baker / Anastasia Nabokov

Rachel Drance

Lucy Wayne

Sadie Munroe

Jesse Hooper

Jennifer Hsiung

Agent Driscoll

Joe Dinicol

Mr. Munder

Jake Epstein

Stefan

Ric Garcia

Tall Man

Stephen R. Hart

Mrs. Khan

Laara Sadiq

Angela Todd

Sima Sepehri

Donald Dukay

John Daniel

Laura Hardy

Janet Porter

Ezra Collig

Bill Lake

George Estabrook

Philip Craig

Dennis Gilroy

Leonidas Castrounis

Mack Malone

Mal Dassin

Sam Peterson

Jim Codrington

Con Riley

Raven Dauda

George Estabrook

Gray Powell

Brian Conrad

Milton Barnes