Norman Foster Director Sidney Toler Charlie Chan Actor Ricardo Cortez Dr. Ainsley Actor Phyllis Brooks Vivian Wells Actor Slim Summerville Sheriff Tombstone Fletcher Actor Kane Richmond Curtis Whitman Actor Victor Sen Yung Jimmy Chan Actor Pauline Moore Mary Whitman Actor Eddie Collins Cab Driver Actor Kay Linaker Mrs. Wayne Russell Actor Louise Henry Jeanne Bentley Actor Robert Lowery Wally Burke Actor Charles D. Brown Police Chief King Actor Iris Wong Choy Wong Actor Morgan Conway George Bentley Actor Hamilton MacFadden Night Clerk Actor Frances Hyland Screenwriter Albert Ray Screenwriter Robert E. Kent Screenwriter John Stone Producer Virgil Miller Cinematographer Fred Allen Film Editing Richard Day Art Director David S. Hall Art Director Thomas Little Set Decoration Herschel McCoy Costume Design