James Stewart as George Bailey

Donna Reed as Mary Hatch

Lionel Barrymore as Mr. Potter

Thomas Mitchell as Uncle Billy

Henry Travers as Clarence

Beulah Bondi as Mrs. Bailey

Frank Faylen as Ernie

Ward Bond as Bert

Gloria Grahame as Violet

H.B. Warner as Mr. Gower

Frank Albertson as Sam Wainwright

Todd Karns as Harry Bailey

Samuel S. Hinds as Pa Bailey

Mary Treen as Cousin Tilly

Virginia Patton as Ruth Dakin

Charles Williams as Cousin Eustace

Sarah Edwards as Mrs. Hatch

William Edmunds as Mr. Martini

Lillian Randolph as Annie

Argentina Brunetti as Mrs. Martini

Robert J. Anderson as Little George

Ronnie Ralph as Little Sam

Jeanne Gail as Little Mary

Jeanine Ann Roose as Little Violet

Danny Mummert as Little Marty Hatch

Georgie Nokes as Little Harry Bailey

Sheldon Leonard as Nick

Frank Hagney as Potter's Bodyguard

Ray Walker as Joe (Luggage Shop)

Charles Lane as Real Estate Salesman

Edward Keane as Tom (Bldg. & Loan)

Carol Coombs as The Bailey Child - Janie

Karolyn Grimes as The Bailey Child - Zuzu

Larry Simms as The Bailey Child - Pete

Jimmy Hawkins as The Bailey Child - Tommy

Jean Acker as Townswoman (uncredited)

Ernie Adams as Ed (uncredited)

Monya Andre as Elderly Woman (uncredited)

Stanley Andrews as Mr. Welch (uncredited)

Sam Ash as Nervous Banker (uncredited)

Jack Bailey as One of Vi's Suitors (uncredited)

Louise Bates as Building & Loan Depositor (uncredited)

Mary Bayless as Townswoman (uncredited)

Beth Belden as Young Girl (uncredited)

Brooks Benedict as Military Officer in Montage (uncredited)

Joseph E. Bernard as Townsman (uncredited)

Al Bridge as Sheriff (uncredited)

Buz Buckley as Young Boy (uncredited)

Marian Carr as Jane Wainwright (uncredited)

Adriana Caselotti as Singer at Martini's (uncredited)

Lane Chandler as Policeman (uncredited)

Michael Chapin as Young George's Friend (uncredited)

Tom Chatterton as Townsman (uncredited)

Jack Cheatham as Cop Arresting Violet (uncredited)

Harry Cheshire as Dr. Campbell (uncredited)

Edward Clark as Building & Loan Board Member (uncredited)

Tom Coleman as Building & Loan Customer (uncredited)

Ellen Corby as Ms. Davis (uncredited)

Bryn Davis as Elderly Woman (uncredited)

Lew Davis as High School Teacher at Poolside (uncredited)

Harry Denny as (uncredited)

Helen Dickson as Woman at Graduation Dance (uncredited)

Dick Elliott as Man on Porch (uncredited)

Tom Fadden as Tollhouse Keeper (uncredited)

Frank Fenton as Violet's Boyfriend (uncredited)

Eddie Fetherston as Horace (uncredited)

Sam Flint as Relieved Banker in Potter's Office (uncredited)

Lee Frederick as (uncredited)

Dick Gordon as Photographer with Sheriff (uncredited)

Jack Gordon as Bar Patron (uncredited)

Herschel Graham as Townsman (uncredited)

Joseph Granby as Elderly Man (voice) (uncredited)

Charles Halton as Carter (uncredited)

Carl Eric Hansen as (uncredited)

Herbert Heywood as Building & Loan Depositor (uncredited)

Harry Holman as Mr. Partridge (uncredited)

Art Howard as Building & Loan Board Member (uncredited)

Bert Howard as Building & Loan Board Member (uncredited)

Arthur Stuart Hull as Mr. Randall (uncredited)

John Indrisano as Man in Fantasy (uncredited)

Eddie Kane as Building & Loan Depositor (uncredited)

Carl Kent as Townsman (uncredited)

Milton Kibbee as Building & Loan Board Member (uncredited)

Effie Laird as Townswoman (uncredited)

Mike Lally as Building & Loan Customer (uncredited)

Harold Landon as Marty Hatch (uncredited)

Meade 'Lux' Lewis as Pianist in Nick's Place (uncredited)

Jack Lomas as Bar Patron (uncredited)

J. Farrell MacDonald as Man Whose Grandfather Planted Tree (uncredited)

Irene Mack as Townswoman (uncredited)

Wilbur Mack as Building & Loan Customer (uncredited)

Charles Meakin as Elderly Man (uncredited)

Priscilla Montgomery as Student in Gym (uncredited)

Bert Moorhouse as Man with Sheriff (uncredited)

Evelyn Moriarty as Bar Patron (uncredited)

Philip Morris as Building & Loan Customer (uncredited)

George Noisom as School Dancer (uncredited)

Bob O'Connor as Bar Patron (uncredited)

Frank O'Connor as Military Officer in Montage (uncredited)

Lynn O'Leary-Jameson as Infant Janie Bailey (uncredited)

Moroni Olsen as Senior Angel (voice) (uncredited)

Garry Owen as Bill-Poster (uncredited)

Netta Packer as Elderly Woman (uncredited)

Franklin Parker as Photographer / Reporter (uncredited)

Suzanne Ridgway as Nick's Waitress (uncredited)

Mark Roberts as Mickey (uncredited)

Constantine Romanoff as Bar Patron (uncredited)

Cy Schindell as Nick's Bouncer (uncredited)

Almira Sessions as Potter's Secretary (uncredited)

Cedric Stevens as Townsman (uncredited)

Brick Sullivan as Man in Fantasy (uncredited)

Charles Sullivan as Nick's Bartender (uncredited)

Carl Switzer as Freddie Othello

Max Wagner as Cashier / Nick's Assistant Bouncer (uncredited)

Larry Wheat as Building & Loan Board Member (uncredited)

Charles C. Wilson as Charlie (uncredited)

Finn Zirzow as Bar Patron (uncredited)