John Stephenson: Mr. Slate, Announcer, Charlie, Guy #1, Mailman, Cop, Joe Rockhead, Sarge, Butler, Doctor, Guy #2, Sam, Attendant, Doc, Driver, Grand Poobah, Joe, Man #1, Man #3, Mr. Rockhead, Sergeant, TV Announcer, 1st Man, 2nd Doctor, Actor #1, Actor #3, Agency Man, Agent, Al, Andre, Annoucer, Announce, Arnold's Father, Arthur, Astronomer, B.J., Barker, Bird, Boss, Boss Rockhead, Buffalo, C.W. Crater, Captain, Card Player #1, Casey, Catcher, Chairman, Cheers, Chef, Chief of Police, Clown, Coach, Cop #1, Cop #3, Cowboy, Director, Dr. Ben Cavity, Dr. Firma, Editor, Egg, Emcee, Emery, F.M., Fan #2, Fingers, Fireman, Fish, Flagman, Foreman, Frank, General, German Doctor, Goldrock, Governor, Guy, Guy #3, Hailstone, Hammerslag, Harlie, Harvey Millrocks, Hat Bird, Hot Dog Vendor, Indian, Intern, J.J. Granite, Jeweler, Kid, Kid #2, King, Larry Lava, Mac, Mailman #2, Maitre d', Man #2, Mediator, Mike, Minister #3, Mr. Bourter, Mr. John Sludge, Mr. Vanderock...