Howard Bretherton Director Sidney Toler Charlie Chan Actor Mantan Moreland Birmingham Brown Actor Victor Sen Yung Jimmy Chan Actor Tanis Chandler Adelaide Brandt Actor Larry J. Blake Rick Daniels Actor Kirk Alyn Patrol Sgt. Reynolds Actor Rita Quigley Clementine Actor Anne Nagel Marcia Actor Helen Gerald Ruby Actor Howard Negley Cole King Actor Lois Austin Mrs. Thorn Actor Barbara Jean Wong San Toy Actor Minerva Urecal Miss Weebles Actor Jan Bryant Lois Actor Bettie Best Winifred Actor Walden Boyle Doc Brandt (uncredited) Actor James S. Burkett Producer Miriam Kissinger Writer