While Charlie is distracted with the birth of his first grandchild, son Jimmy impersonates his father in order to investigate a murder aboard a freighter in the harbor.
Charlie Chan
Judy Hayes
James Chan
Al Hogan
Randolph
Mrs. Carol Wayne
Dr. Cardigan
Captain Johnson
Johnny McCoy
Joe Arnold
Nurse
Tommy Chan
Wing Foo
Inspector Rawlins
Mama Chan (uncredited)
