Jack Oakie

as J. Paxton Miller

as Mac

as Travis Hyle

as Sol Beckworth

as Slob

as Uncle Oscar Smith

as Dan Daley

as Harry Calhoun

as William "Willie" Deming

as Benzino Napaloni, Dictator of Bacteria

as Joe Ballantine

as Corny Davis

as Luke

as Henry B. 'Wahoo' Jones

as Joe Cooney

as Spud Miller

as 'Shorty' Hoolihan

as Jack Ellery

as Mike 'Slug' Richards

as Private Mulligan

as Migg Tweeny

as Al