Carmelita and Uncle Matt find themselves in a haunted house, but the "ghosts" are actually enemy agents who are trying to frighten away visitors in order to develop a nitroglycerin bomb.
Lupe Vélez , Leon Errol , Charles "Buddy" Rogers , Elisabeth Risdon , Donald MacBride , Minna Gombell , Don Barclay , Lillian Randolph , John McGuire , Mantan Moreland
RKO Radio Pictures