On a cruise ship from Honolulu to San Francisco, the famous Chinese detective encounters four more murders while trying to figure out the murder of a Scotland Yard friend.
as Charlie Chan
as Jimmy Chan
as Professor Gordon
as Dr. Suderman
as Dick Kenyon
as Paula Drake
as Susie Watson
as Frederick Ross
as Gerald Pendleton
as Jeremiah Walters
as Sarah Walters
as Wilkie, house detective
as Buttons, ship's steward
as Seaman Guarding Pendleton
as San Francisco Coroner
as Willie Chan
as Inspector Duff
as Lieutenant Wilson
as Linda Pendleton
as Mrs. Pendleton's Doctor
as Honolulu Police Chief
as Hotel Manager
as Police Doctor at Hotel
as Detective Wilson, Chan's agent
as Radio Operator (uncredited)
as Ship's Officer (uncredited)
as Cop Extra in Chan's Office
