Allen Colby, heir to a huge fortune, is presumed drowned after an ocean liner sinks off the coast of Honolulu. Mysteriously, Colby reappears at his mansion only to be murdered soon after. When his body is discovered during a seance, everyone in attendance becomes a suspect, and it's up to Chan to find the murderer before he or she strikes again.
Warner Oland
as Charlie Chan
Rosina Lawrence
as Alice Lowell
Charles Quigley
as Dick Williams
Henrietta Crosman
as Mrs. Henrietta Lowell
Edward Trevor
as Fred Gage
Astrid Allwyn
as Janice Lowell Gage
Herbert Mundin
as Baxter
Egon Brecher
as Ulrich
Gloria Roy
as Madame Carlotta Bowen
Ivan Miller
as Morton of Homicide
Arthur Edmund Carewe
as Professor Bowen
Jonathan Hale
as Warren T. Phelps
