Overview
Chan is faced with suspects in a stolen atomic bomb formula case, that are being killed with bullets that are not fired from a gun.
Cast
- Sidney Toler as Charlie Chan
- Fortunio Bonanova as Insp. Luis Carvero
- Benson Fong as Tommy Chan
- Robert Emmett Keane as Alfred Wyans (as Robert E. Keane)
- Willie Best as Chattanooga Brown
- Carol Hughes as Marguerite Fontain
- Marjorie Hoshelle as Countess Irena Masak
- Barton Yarborough as Joseph Brandish
- George Meeker as Edmond Slade
- Don Costello as Charles Masack