Sidney Toler

Charlie Chan

Fortunio Bonanova

Insp. Luis Carvero

Benson Fong

Tommy Chan

Robert Emmett Keane

Alfred Wyans (as Robert E. Keane)

Willie Best

Chattanooga Brown

Carol Hughes

Marguerite Fontain

Marjorie Hoshelle

Countess Irena Masak

Barton Yarborough

Joseph Brandish