Sidney Toler as Charlie Chan

Gloria Warren as Rona Simmonds

Victor Sen Yung as Jimmy Chan

Rick Vallin as Tao Erickson

Joseph Crehan as Captain Black

Willie Best as Chattanooga Brown

John Harmon as Freddie Kirk

Bruce Edwards as Harold Mayfair

Dick Elliott as P.T. Burke

Joseph Allen as George Brace

Amira Moustafa as Laura Erickson

Tristram Coffin as Scott Pearson

Alan Douglas as Mrs. Whipple

Selmer Jackson as Ship's Doctor

Dudley Dickerson as Big Ben