Charlie attempts to solve a triple murder in which a dead man's finger prints show up at all three murder sites, and all three victims were connected with the conviction and execution of an evidently innocent man.

Roland Winters
as Charlie Chan

Victor Sen Yung
as Tommy Chan

Mantan Moreland
as Birmingham Brown

Tim Ryan
as Lt. Mike Ruark

John Alvin
as Victor Armstrong

Deannie Best
as Phyllis Powers

Tristram Coffin
as Edward Seward

Olaf Hytten
as Bates

Russell Hicks
as Frank Bronson, district attorney

Willie Best
as Willie Best