Jeff 'Swampy' Marsh credited as playing...
Major Francis Monogram • Additional Voices • Man #1 • Gordon Gutsofanemu • Man • Narrator • Announcer • Dink Winkerson • Man #2 • Computer Voice • Radio Announcer • TV Announcer • TV Announcer #1 • Title Card Narrator • Biker • Customer #1 • Deep Voice Isabella • Man #3 • Man #6 • Phil • Photographer • Self • Airplane Pilot • Al Reynolds • Alaric • Aliens • Angry Drusselstenians • Angry Mob • Angry Wet Guy • Ants • Arena Employee • Astronaut • Auction Crowd • Auctioneer • Balthazar's Dad • Beastbogs • Better Panda Employee • Bike Man • Block Party Worker • Bouncer • British Man • British Meap • Burdensome Elf • Burly Guy • Cameraman • Carnival Man • Cashier • Cashier #2 • Casino Guy • Chef • Collector #6 • Construction Worker • Cotillion Crowner • Cowboy Singer • Crowd • Crying Man • Customer • Customer #6 • Dandruff Commercial Announcer • Deep Voice Gretchen • Delivery Man • Delivery Man #1 • Director #1 • Doberman • Documentary Narrator • Dodo • Dr. Shlussel • Dull Kid • Evil Scientist #1 • Fairgoer #1 • Ferb Latin Speakers • Fisherman • Flautist • Giant Meatlings • Giant Mole Man • Gnome • Guard #4 • Haney • Harry • Heckler #1 • Helicopter Pilot • Hotel Employee • Imperial Officer #6 • Imperial Officer Jeff • Jeff • Joe #3 • John P. Trystate • Josh • Judge #1 • Juror #9 • Laughing Man #1 • Lemonade Machine • Li'l Saul • Little Alien • Louis Lumière • Maitre D' • Major Hologram • Major Megaburns • Male Realtor • Man #4 • Man #5 • Man #8 • Man at Concert #1 • Man in Ferb Outfit • Man on Sidewalk • Man with Bagpipes • Mike • Mission Control Voice • Monobrow • Monogram Fairy • Monogram-2 • Monopunzal • Movie Crew Member #1 • Mr. Garcia-Shapiro • Mt. Rushmore Tourist • Museum PA • Musical Countdown Announcer • Mustached Man • Neighbor • New Years Partygoers • New York Citizen • News Announcer • Newsman • Newsreader • Nostrils Coach • Nurse • Old Man • Old Man #2 • Ostrich Driver • Oven Repairman • PA Announcer • Pancake Announcer • Partygoer #4 • Patient • Pharaoh • Plastic Man • Professor Furlong • Professor Onassis • Psychiatrist • Punk Teen #4 • Punk Teens • Puppet Man • Racers • Radio DJ • Raking Guy • Rat Kid • Recipient • Referee • Regent Monogram • Robber • Sailor #1 • Salesman #1 • Scientist #1 • Security Guard • Sergei • Singer • Speckie Guard #2 • Sprocket Guy • Stage Manager • Steve #4 • Store Employee • Stormtrooper #3 • Suspect #1 • TV Announcer #2 • TV Voice • Talking Zebra • Tarzan • Teen #2 • The Artbot • Ticket Usher • Time Card Narrator • Toothpaste Commercial Announcer • Tour Guide • Tower • Trucker #1 • Tuff Talk Guy • Vampire • Villain #3 • Volcano Delivery Man • Voter #2 • Waiter • Wax Robots • Worker #1