Ralph Byrd

Dick Tracy

Irving Pichel

Nicolas Zarnoff

Ted Pearson

Agent Steve Lockwood

Walter Miller

Henchman Robal

George Douglas

Henchman Sandoval

Kenneth Harlan

FBI Chief Clive Anderson [Chs. 13-15]

Robert Carson

Agent Scott

Julian Madison

Agent Foster

Ted Mapes

Agent Dan Murchison

Jennifer Jones

Gwen Andrews

William Stahl

Agent Bruce

Robert Wayne

Agent Wilbur

Joe McGuinn

Henchman Tom

Ken Terrell

Henchman Ed

Harry Humphrey

Warden Stover

John English

William Witney