Jack Benny / Self / Benny the Louse / District Attorney / Self - Host / Zeke Benny / Alexander Hamilton / Alfalfa / Bruce Fink / Buck / Charles Manningham / Charleston T. Gundelfinger / Det. Lt. Benny / Dr. Benny / Gaylord Benny / General Sneed #2 / Jack's Father / Jonathan W. Goodheart / Jose Zeco / Koko the Lord High Executioner / Lem Skinner / Mr. Hyde / Paul Revere / Principal Benny / Ralph Kramden / Self - Dr. Jekyll / Smeaton / Stephen Foster / Tarzan / Tex Morgan / The Cactus Kid / The Fiddler / The Old Year
Don Wilson / Self / Announcer / Self - Announcer / Don Wilson - Announcer / Narrator / Benjamin Franklin / Chubby Wilson / Coach Wilson / Col. Culpepper J. Wilson / Detective Wilson / George Washington / Herman Hockelfinger / Jell-o Commercial / Jello Commercial / Little Boy - State Farm Ins. Commercial / Oliver Hardy / Pilot Williams / Poncho / Rosalita's Papa / Schultz the Butcher / Self - Commercial / Shem Skinner / Sheriff / Spunky / Uncle Sam
Dennis Day / Self / Slugger / Aaron Burr / Ed Norton / Griffith Park / Gus Fink / Nanki-Poo / Pilot Dailey / Professor Kraussmeyer / Renaldo / Rodney / Stan Laurel / stalker
Polly / Sy / Self / Prof. Pierre LeBlanc / Announcer / Franque Finque / Mel / Plumber / Voice of Polly / Waiter / 1st Gas Station Attendant / Airplane / Airport PA Announcer / Audience Member / Baby / Bickering Husband / Chuck / Derek / Dr. Heinzinger / Dr. Von Struneheimer / Drunk / First Locksmith / Harry - Jack's Writer / Harry Gilmore / Herman - Postman / Herman - Sales Clerk / Herman - Western Union Man / Herman Verdexiphlusjk / Herman the Parking Lot Attendant / Joe / Joe - Burglar Wearing Flat Cap / Magazine Reporter / Mars / Mel, 1st Writer / Mexican / Microphone Boom Man / Monsieur Michel / Mr. Brown / Otto Ketzler / Painter / Passerby / Polly the Parrot's Voice / Racetrack Announcer / Ring-the-Bell Carny / Salesman / Squirrel / Stanley Gropff / Sy - The Mexican / TV Technician / Taxi Driver / The Photographer / Tower Guard (dubbed voice / Turkey / Wallet Salesman / uncreditied)
2nd Man / Autograph Hound / 1st Guard / Charlie / Charlie - Locksmith's Assistant / Customer / Janitor / Man / Mr. Miller / Ned - Stage Manager / Pete / Policeman / Reservations clerk / The Orchestra Leader / Town Crier / Villager
2nd Policeman / Bill / Carlton Flexstone - Ex-lawyer / Carnival Barker / Hank The All Night Disc Jockey / Male Pickpocket / Man in Life Vest / Manager of Ice Cream Parlor / Meat Vendor / Milkman / Mr. Tinmin / Photographer / Publicity Agent / Quizmaster (2nd phone caller) / Sales Clerk / Sam, Jack's Writer / Steve
Burgler / Carpenter / Charlie / Hawaiian Tourist / Hot Dog Vendor / Lingerie Salesman / Liz Lamont / Man on the Street / Painter / Photographer / Prof. Meyers / Rosin Carrier / Taxi Cab Driver