A detective matches wits with the female leader of a crime ring.

Evelyn Brent
Carney

Grant Withers
Ralph Dickson

Dorothy Short
Marion Morgan

Richard Loo
Wong

Dave O'Brien
Jerry Morgan

Harry Harvey
Harold "Mugsy" Winthrop

Robert Frazer
Williams
Dirk Thane
Henchman Ward

Budd Buster
'Lefty' McMillan

Hal Taliaferro
FBI Agent Lawson
James Coleman
Henchman Hardy

Richard Cramer
FBI Man
Oscar 'Dutch' Hendrian
Henchman
Jack Hendricks
Henchman Playing Pinball Machine

James B. Leong
Importer