as Professor Twingle
as Hugh Herbert
as Toto
as Eli Hobbs
as Benton
as Feisal
as Snout
as Mr. Penny
as T. Mosley Thorpe
as Quimby
as Uncle Ferdinand
as Sergeant Fritz
as Charlie Bowers
as Hotel House Detective
as Himself (uncredited)
as Luther Haines
as Chester Marshall
as Elmer Whippet / Oscar Whippet
as Peter M. Blainey
as Ed Rathburn
as Ezra Ounce
as Chinaman
as Frederick Healy
as Doctor
as Joe Ward
as Harvey Bates
as Cedric Ames
as Rocky Plummer
as Maurice Giraud
as Corey Pratt
as Izzy Wright
as Hotstetter
as Julius Hofbauer, Music Publisher
as Junior Ashcraft
as Siegfried Hammerschlag
as Liewellyn Simmons
as Barnett
as Lemuel P. Twine / Abner Twine / Colonel Cladius Zebediah Twine
as P.G. Grimble
as Silas Jenkins, Justice of the Peace
as Detective
as Herbert Pearson
as Hugo Wetzel
as Silas Jenkins / Maurice Giraud (archive footage) (uncredited)
as Harvey Wilson
as Detective Hank Slade
as Homer Bronson
as Secretary of the Treasury
as Filbert Fillmore
as Mousey Johnson
as Rupert Rockingham
as Self
as Killigrew Shaw
as Colonel Fitch
as Pop Loring
as Kelly
as McNellis
as Timothy Brewster
as George Pierce
as Hugh
as John B. Radway
as Henry I. Dibble Jr. / Faith Dibble / Hope Dibble / Charity Dibble / Prudence Dibble / Mrs. Henry I. Dibble Jr. / Henry I. Dibble Sr.
as Aaron Goss
as Mr. Trumball
as Manny Wales
as Hubert
as Horatio Gillingwater
as Thomas J. Jesse
as Charlie
as Hubert Abercrombie Gumm
as Himself
as Hugh Herbert (uncredited)
as Detective Riley
as Angus McPherson
as Professor
as Professor Ross
as Hugh Sherlock, playwright
as Mr. J. August Freytag
as Eustace P. Trumble
as Mr. Penn
as Ferdinand Farraday
as Aeneas Phinney
as Joe 'Poppa' Frink
as Elmer
as Hubert Worthington Clippe
as Valet
as Hymie Schwartz
as Marcus P. Throckmorton
as Hugh 'Hughie' Herbert
as Hugo Twist / Elizabeth Twist
as Joe Austin
as Adam Spiggott
as Hughie Hawkins
as Tourist
as Aunt Fanny / Dave McGurk alias Dave the Drip
as Elmer 'Picklepuss' Burns
