The plot is motivated by a pearl necklace, which has caused the death and/or ruination of all its owners. The second screen appearance of detective Charlie Chan
as Sally Phillmore
as P.J. Madden
as Nautch Dancer
as Charlie Chan
as Prospector
as Mrs. Phillmore
as Robert Eden
as Martin Thorne
as Alexander Eden
as Maydorf
as Louis Wong
as Prospector
as Girl in Gambling Den
as Jordan