A female private detective, Harriet Zapper, is hired by a rich old man to find his missing children, and becomes involved in counterfeiting and murder.
A female private detective, Harriet Zapper, is hired by a rich old man to find his missing children, and becomes involved in counterfeiting and murder.
Linda Marlowe , Gary Hope , Jack May
Lindsay Shonteff
Syn-Frank Enterprises , Delta Film Company
as Harriet Zapper
as Kono
