as Ginger Dandy

as Addington Ganzy

as Julius Caesar

as Self

as Ned Lovett

as Eggbert G. Higginbothom

as Aloysius C. Whittaker

as Elmer Dugan

as Spider Robbins

as Gilbert Simpson

as Bob

as Prof. Cunningham

as Newton

as Slick Foster

as Roscoe Horne

as Julius Swift

as Dr. Dudley

as Alexander

as Pierre Potkin

as Self

as Dr. J. Dockweiler Droop

as Hercules Grub

as Zander Ulysses Parkhurst

as Claude Horton

as Self

as Dr. Philip 'Painless' Pennington

as Robert Woolsey

as Himself / host

as Himself