Spook Louder
Voltar
Moe HowardMoe
Larry FineLarry
Curly HowardCurly
Lew KellyProf. J. O. Dunkfeather
Stanley BrownWilson, the Reporter
Theodore LorchGraves, the Inventor
Charles MiddletonGraves' Valet
Stanley BlystoneSpy Leader- Helen ServisUltra-Thin Housewife
Symona BonifacePlumpish Housewife
Shirley PattersonPerkins, the Secretary
Heinie ConklinDevil Costume Spy- William KelleySkeleton Costume Spy