- Charles Grodin
- Mr. Parker (The Old Man)
- Kieran Culkin
- Ralph 'Ralphie' Parker
- Mary Steenburgen
- Mrs. Parker - Mother
- Christian Culkin
- Randy Parker
- Al Mancini
- Zudoc - The Old Man's Fishing Buddy
- Troy Evans
- The Old Man's Fishing Buddy
- Roy Brocksmith
- Mr. Winchell the Assessor
- Glenn Shadix
- Leopold Doppler - Manager of Orpheum Theater
- Dick O'Neill
- Pulaski - Shopkeeper
- Wayne Grace
- Emil Bumpus
- Tedde Moore
- Miss Shields - Ralphie's Teacher
- Whit Hertford
- Lug Ditka
- Geoffrey Wigdor
- Flick
- David Zahorsky
- Schwartz
- Darwyn Swalve
- Big Dickie Bumpus
- Marilyn Pitzer
- Ma Bumpus
- Ida Lee
- Grandma Bumpus
- John Voldstad
- Ace Bumpus
- Frank Collison
- Floyd Bumpus
- Robert Dickman
- Clovis Bumpus
- William Preston
- Grandpa Bumpus
- Scott Thomson
- Delbert Bumpus
- Anne Sayre
- Cassie Bumpus
- Antonia Rey
- Gypsy Woman
- Chris Owen
- Scut Farcus
- T.J. McInturff
- Grover Dill
- Annie Kitral
- Mrs. Kissel
- Jack Ong
- Mr. Won Lung
- Anthony Kiener
- Traffic Cop
- Larry Ramey
- Auctioneer
- Bernard Canepari
- Neighbor #1
- Anne Finnerty
- Neighbor #2
- Ken West
- Neighbor #3
- Dorothy Silver
- Neighbor #4
- Michael Mott
- Fisherman
- Doug Hufnagle
- Man on Lake
- Ariel Clark
- Marble Kid
- Jonathan Goch
- Cinema Usher
- Cassie Fichter
- Little Girl
- Jean Shepherd
- Narrator / Ralph as an Adult (voice)
- Gregory Adams
- Junior Kissel
- Karin Boesler
- Theater / World's Fair Patron (uncredited)
- Christopher Chen
- Cinema Usher #2
- Richard Fike
- Police Officer
- Jimmy James Garrison
- Model-A passenger
- Brad Hoss
- (uncredited)
- Krystal LaFontaine
- Student
- Bill Piper
- Neighbor
- Michael Stover
- Kid
- Cindi Verbelun
- Orpheum Theatre Attendee
- Dale Young
- Deputy Sheriff
