Directed by Fred C. Newmeyer

Cast: Lon Chaney Jr. ... Detective Jack Wilson / Butch Curtain Sheila Terry ... Edith Bentley Zarah Tazil ... Mora Philip Ahn ... Wu Ting John Ince ... Joe Bentley Manuel López ... Johnny Fly Richard Cramer ... Inspector Green Merrill McCormick ... Jalla, the Money-Lender John Lester Johnson ... John, the Bartender

Detective Jack Wilson is seeking a stolen gem in an Eastern seaport and decides to infiltrate the underworld by posing as a wharfside bar owner who happens to be his double.