Returning from European exile where she avoided testifying against her criminal associates, a former singer with a tell-all diary is murdered to insure her silence.
Warner Oland
as Charlie Chan
Keye Luke
as Lee Chan
Joan Marsh
as Joan Wendall, Photographer
J. Edward Bromberg
as Murdock, Editor New York Bulletin
Douglas Fowley
as Johnny Burke
Harold Huber
as Chief Inspector James Nelson NYPD
Donald Woods
as Speed Patten, Reporter New York Bulletin
Louise Henry
as Billie Bronson
Joan Woodbury
as Marie Collins / Mrs. Thomas Mitchell
Leon Ames
as Buzz Moran
Marc Lawrence
as Thomas Mitchell
Toshia Mori
as Ling Tse
