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