Charles Durning

as Immigration Officer (voice) (uncredited)

as Francis Griffin (voice)

as Pappy O'Daniel

as Moretti

as Lt. Wm. Snyder

as Ernie Yost

as Les Nichols

as Hank Johansen

as Waring Hudsucker

as Chief Brandon

as The Director

as Lew, Jack's boss

as Doc Hopper

as Senator Samuel Chapman

as Father Hubley

as Louis Bamberger

as Joseph Larch

as Dr. Jim McKeever

as Murphy

as Archie (voice)

as Ross

as John Clifford

as Mayor George Bailey

as Reverend Gerald Hutchens

as Eugene Brown

as Col. Erhardt

as Frank O'Brien

as Assistant to the Boss

as Tom Billingsley

as Superintendent

as Otis P. Hazelrigg

as Henry Larson

as Michael Gavin

as Jack Amsterdam

as Father Thomas Madden

as Governor of Texas

as Charley

as Detective

as Judge Steven Romick

as Havens

as Captain Pruss

as Deke Yablonski

as Thomas Finnegan

as Dutch Peltz

as Charlie

as Victor Rasdale

as Lt. Friscoe

as Det. Lt. Bobby Mallory

as Stephen Donnell

as Charlie

as John Clifford

as The Warden

as President David T. Stevens

as Coach Johnson

as Charlie Adler

as Michael "Mickey" Potter

as Santa Claus

as Chucky

as Wylie Hunnicutt

as O'Mara

as Jiggs Scully

as Vic

as Father Ted Nabors

as Spermwhale Whalen

as Reverend Buster

as Uncle Joshua

as Santa Claus

as Yammi

as Bill Flower

as Michael Russell

as Rufus T. Crisp

as Floyd

as Self

as Narrator (voice; uncredited)

as Self (uncredited)

as Hewitt

as Editor Francis I. Livright

as McMahon

as American Solider (uncredited)

as Dr. Seamus St. Martin

as Charlie Rosenberg

as Fatty

as Grandfather (voice)

as Charlie Drumm

as Peter Stockmann

as Louis Thibadeau

as 2nd Guard

as Nicholas XX

as John Bartlett

as W.S. Walcott

as Alexander Hathaway

as Self

as Commissioner Russell Oswald

as The Wise Man

as Harlan Elldridge

as Monsignor Thomas Burke

as Skippy

as Captain Pete Weaver

as Santa Claus

as Teddy

as Harold 'The Whale' Remmens

as Det. Charlie Duffy

as James Wise

as Eddie O'Brien

as Det. Charlie Duffy

as Santa Claus

as Earl Pulmer

as Charlie

as Colonel Clancy

as Moe Ryan

as Stuart Steele

as Juror #11

as Truck Driver in Cafe

as Senator Henry Colton

as Arnold

as Father O'Reilly

as Earl Mulcahaney

as Judge (uncredited)

as Bertrum

as Frank Powell

as Barney

as Det. Charlie Duffy

as Warden Hardy

as Man in the White Suit

as Stephen Douglas

as Uncle Doffue

as Retired Man

as Judge Harlan Radovich

as Al Green

as Syd Wolf

as Self

as Doc Hopper (archive footage)

as Cop (uncredited)

as Tour Guide

as George

as Murray Blythe

as Capt. Robert Landis

as The Lawyer

as Scorekeeper

as Murphy

as Dylan Frier

as Philly Russo

as Paddy Mulroney

as Football Player

as Santa

as Self

as Ozzy Larson

as Congressman Davenport

as Retired Man

as John F. Fitzgerald

as Budd Rogers

as Sam Crawford

as Marshall Ledger

as Reverend Samuel Corey

as Ed Healey

as Self

as Satan

as Reverend Hale

as The Captain

as Charles F. Money

as Inkeeper #2

as Uncle Doffue

as Dooley

as Self

as Jess Matthews

as Self (archive footage)

as Harold's Father

as Norbie Hess

as Dan Packard

as Self

as Self (archive footage)

as Self

as Roger Finn

as Benjamin Franklin

as Henry Hoskins

as Paddy Lonigan

as Charles F. Money

as Judge Harlan Radovich

as Andrew Alcott

as Judge Frier

as Frank Devlin

as Casey Stengel

as Lt. Phil Beckman

as Self

as Assistant to the Boss

as Bill Larson

as Jason's First Mate

as Self

as Les Kabowski

as Will Pentland

as Pope John XXIII

as District Attorney Horn

as Stephen Douglas

as Frank Vitelli

as McMahon

as Kris Kringle

as Frank 'The Handler' Maro

as McMahon

as Self

as McMahon

as Self

as Officer Frank Murphy

as Harry Deegan