A ghost helps the Bowery Boys capture a gang of crooks led by a mad doctor.
as Terence Aloysius 'Slip' Mahoney
as Horace Debussy 'Sach' Jones
as Edgar Alden Franklin Smith
as Margo
as Dr. Basil Granville
as Louie
as Whitey
as Butch
as Chuck
as Cynthia
as Mrs. Parelli
as Professor Krantz
as Jack Eagan
as Gus
as Seance Guest (uncredited)