Top Billed Cast

1. 

   Leo Gorcey

   Terence Aloysius 'Slip' Mahoney

2. 

   Huntz Hall

   Horace Debussy 'Sach' Jones

3. 

   Lloyd Corrigan

   Edgar Alden Franklin Smith

4. 

   Lela Bliss

   Margo

5. 

   Philip Van Zandt

   Dr. Basil Granville

6. 

   Bernard Gorcey

   Louie

7. 

   William Benedict

   Whitey

8. 

   Buddy Gorman

   Butch

9. 

   David Gorcey

   Chuck

10. 

    Jan Kayne

    Cynthia

11. 

    Argentina Brunetti

    Mrs. Parelli

12. 

    Marshall Bradford

    Professor Krantz

13. 

    Robert Coogan

    Jack Eagan

14. 

    Michael Ross

    Gus

15. 

    Bess Flowers

    Seance Guest (uncredited)