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
