James Stewart
Jefferson Smith
Acting
Jean Arthur
Clarissa Saunders
Acting
Claude Rains
Joseph Paine
Acting
Edward Arnold
Jim Taylor
Acting
Guy Kibbee
Governor Hopper
Acting
Thomas Mitchell
Diz Moore
Acting
Eugene Pallette
Chick McGann
Acting
Beulah Bondi
Ma Smith
Acting
H.B. Warner
Senate Majority Leader
Acting
Harry Carey
President of the Senate
Acting
Astrid Allwyn
Susan Paine
Acting
Ruth Donnelly
Emma Hopper
Acting
Grant Mitchell
Senator MacPherson
Acting
Porter Hall
Senator Monroe
Acting
Pierre Watkin
Senator Barnes
Acting
Charles Lane
Nosey
Acting
William Demarest
Bill Griffith
Acting
Dick Elliott
Carl Cook
Acting
Billy Watson
Peter Hopper
Acting
Delmar Watson
Jimmie Hopper
Acting
John Russell
Hopper Boy
Acting
Harry Watson
Hopper Boy
Acting
Garry Watson
Hopper Boy
Acting
Larry Simms
Hopper Boy
Acting
H.V. Kaltenborn
Radio Broadcaster
Acting
Russell Simpson
Kenneth Allen (uncredited)
Acting
Frances Gifford
Hopper Girl (uncredited)
Acting
Colin James Mackey
Narrator (uncredited)
Acting
Wilson Benge
Hopper's Butler (uncredited)
Acting
Dickie Jones
Richard Jones (uncredited)
Acting
Erville Alderson
Handwriting Expert (uncredited)
Acting
Frank Puglia
Handwriting Expert (uncredited)
Acting
Maurice Cass
Handwriting Expert (uncredited)
Acting
Stanley Andrews
Senator Hodges (uncredited)
Acting
Al Bridge
Senator Dwight (uncredited)
Acting
Edwin August
Senator (uncredited)
Acting
Edmund Cobb
Senator Gower (uncredited)
Acting
Sam Ash
Senator Lancaster (uncredited)
Acting
Harry A. Bailey
Senator Hammett (uncredited)
Acting
Stanley Mack
Senator (uncredited)
Acting
Brooks Benedict
Senate Clerk (uncredited)
Acting
Wade Boteler
Family Man (uncredited)
Acting
Dorothy Comingore
Woman at Station (uncredited)
Acting
Chester Conklin
Reporter (uncredited)
Acting
Gino Corrado
Barber (uncredited)
Acting
Ann Doran
Paine's Secretary (uncredited)
Acting
Robert Emmett Keane
Editor (uncredited)
Acting
Matt McHugh
Reporter (uncredited)
Acting
Kathryn Bates
Committeewoman (uncredited)
Acting
Frank Austin
Inventor (uncredited)
Acting
William Arnold
Reporter (uncredited)
Acting
Tommy Baker
Boy Ranger (uncredited)
Acting
Robert Sterling
Senate Reporter (uncredited)
Acting
Dub Taylor
Reporter (uncredited)
Acting
George Chandler
Reporter (uncredited)
Acting
Fred 'Snowflake' Toones
Porter (uncredited)
Acting
Jack Carson
Sweeney Farrell (uncredited)
Acting
Tommy Bupp
Cheering Boy (uncredited)
Acting
Dora Clement
Mrs. McGann (uncredited)
Acting
Bert Moorhouse
Man in Senate Building (uncredited)
Acting
Harry C. Bradley
Arthur Kim (uncredited)
Acting
Lynton Brent
Photographer (uncredited)
Acting
Ed Brewer
Senate Reporter (uncredited)
Acting
Harlan Briggs
Mr. Edwards (uncredited)
Acting
Harry Burkhardt
Senate Reporter (uncredited)
Acting
Frederick Burton
Senator Dearhorn (uncredited)
Acting
Georgia Caine
Third Radio Speaker (uncredited)
Acting
Ken Carpenter
Announcer (uncredited)
Acting
Burr Caruth
Townsend (uncredited)
Acting
Allan Cavan
Ragner (uncredited)
Acting
Eddy Chandler
Reporter (uncredited)
Acting
Davison Clark
Committeeman (uncredited)
Acting
Richard Clucas
(uncredited)
Acting
Shirley Coates
Assistant Bartender (uncredited)
Acting
Eddie Coke
Photographer (uncredited)
Acting
Hal Cooke
Reporter (uncredited)
Acting
Alec Craig
Speaker (uncredited)
Acting
Anne Cornwall
Senate Reporter (uncredited)
Acting
George Cooper
Waiter (uncredited)
Acting
Georgie Cooper
Committeewoman (uncredited)
Acting
Jack Cooper
Photographer (uncredited)
Acting
Nick Copeland
Senate Reporter (uncredited)
Acting
Vernon Dent
Senate Reporter (uncredited)
Acting
Maurice Costello
Diggs (uncredited)
Acting
Beatrice Curtis
Paine's Secretary (uncredited)
Acting
Lew Davis
Senate Clerk (uncredited)
Acting
Dulcie Day
Senate Reporter (uncredited)
Acting
Wally Dean
Paine's Friend (uncredited)
Acting
Harry Depp
Hat Salesman / Secretary (uncredited)
Acting
Byron Foulger
Hopper's Secretary (uncredited)
Acting
Helen Jerome Eddy
Paine's Secretary (uncredited)
Acting
Douglas Evans
Francis Scott Key (uncredited)
Acting
Joe Devlin
Waiter (uncredited)
Acting
Clyde Dilson
Reporter (uncredited)
Acting
John Dilson
Secretary (uncredited)
Acting
Neal Dodd
Senate Chaplain (uncredited)
Acting
Lester Dorr
Taylor's Stooge (uncredited)
Acting
Robert Dudley
Reporter (uncredited)
Acting
Edward Earle
Reporter (uncredited)
Acting
Jack Egan
Reporter (uncredited)
Acting
Eddie Fetherston
Senate Reporter (uncredited)
Acting
Mabel Forrest
Senate Reporter (uncredited)
Acting
Gladys Gale
Committeewoman (uncredited)
Acting
Jack Gardner
Reporter (uncredited)
Acting
Mary Gordon
Woman (uncredited)
Acting
June Gittelson
Woman at Station (uncredited)
Acting
Lorna Gray
Woman at Station (uncredited)
Acting
Harry Hayden
First Radio Announcer (uncredited)
Acting
Louis Jean Heydt
Soapbox Speaker (uncredited)
Acting
John Ince
Senator Fernwick (uncredited)
Acting
Frank Jaquet
Senator Byron (uncredited)
Acting
Philo McCullough
Senator Albert (uncredited)
Acting
Wright Kramer
Senator Carlton (uncredited)
Acting
Henry Hebert
Senator (uncredited)
Acting
Fred Hoose
Senator (uncredited)
Acting
Richard Kipling
Senator (uncredited)
Acting
Roger Haliday
Senate Guard (uncredited)
Acting
Wilfred Hari
House Boy (uncredited)
Acting
Philip Hurlic
Boy Ranger (uncredited)
Acting
Olaf Hytten
Butler (uncredited)
Acting
Lloyd Ingraham
Committeeman (uncredited)
Acting
Mitchell Ingraham
(uncredited)
Acting
Dick Jensen
Hoodlum (uncredited)
Acting
John Lester Johnson
Butler (uncredited)
Acting
Eddie Kane
Reporter (uncredited)
Acting
Donald Kerr
Reporter (uncredited)
Acting
Milton Kibbee
Senate Reporter (uncredited)
Acting
Joe King
Summers (uncredited)
Acting
Evalyn Knapp
Reporter (uncredited)
Acting
Paul Kruger
Bodyguard (uncredited)
Acting
Bobby Larson
Boy Ranger (uncredited)
Acting
Billy Lechner
Boy Ranger (uncredited)
Acting
Jackie Lowe
Boy Ranger (uncredited)
Acting
P.H. Levy
Rabbi (uncredited)
Acting
Vera Lewis
Mrs. Edwards (uncredited)
Acting
Jack Lindquist
Chorus Member (uncredited)
Acting
George Lloyd
Hoodlum (uncredited)
Acting
Arthur Loft
Chief Clerk (uncredited)
Acting
Jack Low
Hoodlum (uncredited)
Acting
Jimmie Lucas
Photographer (uncredited)
Acting
Mary MacLaren
Head Sister (uncredited)
Acting
Hank Mann
Photographer (uncredited)
Acting
Margaret Mann
Nun (uncredited)
Acting
Eric Mayne
Man in Senate Building (uncredited)
Acting
Ralph McCullough
Assistant Bartender (uncredited)
Acting
George McKay
Reporter (uncredited)
Acting
Lafe McKee
Veteran at Lincoln Memorial (uncredited)
Acting
Ben Taggart
Pompous Man (uncredited)
Acting
Field Norton
Pompous Man (uncredited)
Acting
Wilfred Lucas
Pompous Man (uncredited)
Acting
Sammy McKim
Boy Ranger (uncredited)
Acting
James McNamara
Reporter (uncredited)
Acting
William Newell
Reporter (uncredited)
Acting
Robert Middlemass
Radio Announcer #2 (uncredited)
Acting
James Millican
Senate Reporter (uncredited)
Acting
Howard M. Mitchell
Shoe Salesman (uncredited)
Acting
Charles R. Moore
Porter (uncredited)
Acting
Gene Morgan
Reporter (uncredited)
Acting
Robert Morgan
Senate Clerk (uncredited)
Acting
Ray Nichols
Boy Ranger (uncredited)
Acting
Alex Novinsky
Foreign Diplomat (uncredited)
Acting
Frank O'Connor
Senator Alfred (uncredited)
Acting
Frank Otto
Fisk (uncredited)
Acting
Joe Palma
Hoodlum (uncredited)
Acting
Spencer Quinn
(uncredited)
Acting
Tom Quinn
Senate Reporter (uncredited)
Acting
Ed Randolph
Senate Reporter (uncredited)
Acting
Charles Regan
Hoodlum (uncredited)
Acting
Jack Rice
Lang (uncredited)
Acting
Wyndham Standing
Senator Ashman (uncredited)
Acting
Ferris Taylor
Senator Carlisle (uncredited)
Acting
Jack Richardson
Senator Manchester (uncredited)
Acting
Walter Soderling
Senator Pickett (uncredited)
Acting
Harry Stafford
Senator Atwater (uncredited)
Acting
Victor Travis
Senator Grainger (uncredited)
Acting
Carl Stockdale
Senator Burdette (uncredited)
Acting
Bob Walker
Senator Holland (uncredited)
Acting
Henry Roquemore
Senator (uncredited)
Acting
Craig Stevens
Senate Reporter (uncredited)
Acting
Paul Stanton
Flood a Newsman (uncredited)
Acting
Johnny Russell
Otis Hopper (uncredited)
Acting
Walter Sande
Newspaperman with Pipe (uncredited)
Acting
Frank M. Thomas
Hendricks (uncredited)
Acting
Harry Strang
Bodyguard (uncredited)
Acting
Harry Tenbrook
Bodyguard (uncredited)
Acting
Dave Willock
Senate Guard (uncredited)
Acting
Lloyd Whitlock
Schultz (uncredited)
Acting
John Tyrrell
(uncredited)
Acting
Frederick Vroom
Paine's Friend (uncredited)
Acting
Charles Sullivan
Cab Driver (uncredited)
Acting
Arthur Thalasso
Doorman (uncredited)
Acting
Edward Thomas
Butler (uncredited)
Acting
Laura Treadwell
Mrs. Taylor (uncredited)
Acting
Layne Tom Jr.
Boy Ranger (uncredited)
Acting
Myonne Walsh
Jane Hopper (uncredited)
Acting
Billy Wayne
Reporter (uncredited)
Acting
Max Waizmann
Photographer (uncredited)
Acting
John Ward
Photographer (uncredited)
Acting
Jane Loofbourrow
Committeewoman (uncredited)
Acting
Blanche Payson
Committeewoman (uncredited)
Acting
Emma Tansey
Committeewoman (uncredited)
Acting
Bess Wade
Committeewoman (uncredited)
Acting
Florence Wix
Committeewoman (uncredited)
Acting
Eleanor Wood
Committeewoman (uncredited)
Acting
Jesse Graves
Black Committeeman (uncredited)
Acting
Gus Glassmire
Angry Committee Member (uncredited)
Acting
Larry Steers
Committeeman (uncredited)
Acting
Landers Stevens
Committeeman (uncredited)
Acting
William Worthington
Committeeman (uncredited)
Acting
Edward Biby
Foreign Diplomat (uncredited)
Acting
Count Stefenelli
Foreign Diplomat (uncredited)
Acting
David Wade
(uncredited)
Acting
Frank McLure
Senator (uncredited)
Acting