Thurop Van Orman Flapjack Voice, Writer Brian Doyle-Murray Captain K'nuckles, Candy Wife, L'il K'nuckles Voice Roz Ryan Bubbie Voice Jeff Bennett Peppermint Larry, First Mate, Spanish Guy No. 3 Voice S. Scott Bullock Supreme Leader Guest Voice Grey DeLisle Dr. Proctor Guest Voice Steve Little Dr. Barber, Man No. 1, Guy No. 2 Voice, Writer Gregg Turkington Cashier, Man No. 2, Guy No. 4, Hat Salesman, Cameron Guest Voice Kent Osborne Writer, Writer, Voice Director Mike Roth Writer Ghostshrimp Writer J.G. Quintel Writer Jackie Buscarino Writer