- Gene Kelly
- Don Lockwood
- Donald O'Connor
- Cosmo Brown
- Debbie Reynolds
- Kathy Selden
- Jean Hagen
- Lina Lamont
- Millard Mitchell
- R.F. Simpson
- Cyd Charisse
- Dancer
- Douglas Fowley
- Roscoe Dexter
- Rita Moreno
- Zelda Zanders
- Dawn Addams
- Teresa - a Lady-in-Waiting
- John Albright
- Call Boy
- Shirlee Allard
- Chorus Girl
- Bebe Allen
- Chorus Girl
- Sue Allen
- Chorus Girl
- John Angelo
- Dancer
- Marie Ardell
- Chorus Girl
- Bette Arlen
- 'Miss January' in 'Beautiful Girl' segment
- David Bair
- Chorus Boy
- Jane Bateman
- Chorus Girl
- Jimmy Bates
- Boy
- Mary Bayless
- Audience Member
- Marcella Becker
- Chorus Girl
- Margaret Bert
- Wardrobe Woman
- Madge Blake
- Dora Bailey
- Lulu Mae Bohrman
- Audience Member
- Gail Bonney
- Audience Member
- Chet Brandenburg
- Film Crew Member
- Carol Brewster
- Chorus Girl
- Tex Brodus
- Party Guest
- Lee Burquist
- Chorus Girl
- Barbara Carroll
- 'Miss February' in 'Beautiful Girl' Segment
- Gwen Carter
- Girl Talking with Cosmo at Party
- Bill Chatham
- Chorus Boy
- Lyle Clark
- Audience Member
- Mae Clarke
- Hairdresser
- Dorinda Clifton
- 'Miss August' in 'Beautiful Girl' segment
- Harry Cody
- Audience Member
- Chick Collins
- Fencer
- Pat Conway
- Projectionist
- Jeanne Coyne
- Chorus Girl
- Kirk Crivello
- Dancer
- Ruby C. Currie
- Audience Member
- Roy Damron
- Gangster in 'Broadway Melody' Segment
- Fred Datig Jr.
- Movie Usher
- Bert Davidson
- Sound Engineer
- Robert Dayo
- Chorus Boy
- Gloria Dea
- Chorus Girl
- Rudy Del Campo
- Chorus Boy
- Patricia Denise
- Chorus Girl
- Harry Denny
- Party Guest
- Kay Deslys
- Audience Member
- John Dodsworth
- Baron de la Ma de la Toulon
- King Donovan
- Rod
- Michael Dugan
- Audience Member
- Phil Dunham
- Audience Member
- Helen Eby-Rock
- Audience Member
- Marietta Elliott
- Chorus Girl
- Richard Emory
- Phil - Villain in Barroom Brawl
- Betty Erbes
- Chorus Girl
- Charles Evans
- Audience Member
- Luigi Faccuito
- Chorus Boy
- Tommy Farrell
- Sid Phillips
- Don Fields
- Audience Member
- Ernie Flatt
- Chorus Boy
- Bess Flowers
- Audience Member
- George Ford
- Security Guard
- Robert Fortier
- Gangster in Broadway Melody Ballet
- Bill Foster
- Chorus Boy
- Dan Foster
- Assistant Director
- Robert Foulk
- Matt - Policeman
- Clair Freeman
- Dancer
- Kathleen Freeman
- Phoebe Dinsmore
- Lance Fuller
- Chorus Boy
- Doris Fulton
- 'Miss October' in 'Beautiful Girl' Segment
- Jean Gale
- Chorus Girl
- Glen Gallagher
- Audience Member
- Jon Gardner
- Kid
- Diane Garrett
- Usherette
- Jack George
- Orchestra Leader
- John George
- Audience Member
- Kenneth Gibson
- Party Guest
- Shirley Glickman
- Chorus Girl
- Mickey Golden
- Audience Member
- Inez Gorman
- Mrs. Simpson
- A. Cameron Grant
- Audience Member
- Beatrice Gray
- Audience Member
- Marion Gray
- Audience Member
- Robert Haines
- Awards Ceremony Attendee
- William Hamel
- Audience Member
- Betty Hannon
- Chorus Girl
- Sam Harris
- Audience Member
- Jean Harrison
- 'Miss April' in 'Beautiful Girl' Segment
- Timmy Hawkins
- Boy
- Jack Hendricks
- Film Crew Member
- Lars Hensen
- Minor Role
- Dean Henson
- Audience Member
- Jean Heremans
- Fencer
- Stuart Holmes
- J. Cumberland Spendrill III
- Joyce Horne
- Chorus Girl
- Don Hulbert
- Chorus Boy
- Frank Hyers
- Audience Member
- Patricia Jackson
- Chorus Girl
- Ivor James
- Chorus Boy
- Morgan Jones
- Audience Member
- David Kasday
- Kid
- Jan Kayne
- Usherette
- Jimmy Kelly
- Chorus Boy
- Kenner G. Kemp
- Police Escort at Premiere
- Mike Lally
- Audience Member
- Judy Landon
- Olga Mara
- Joi Lansing
- 'Miss November' in 'Beautiful Girl' segment
- Janet Lavis
- Chorus Girl
- Virginia Lee
- Chorus Girl
- Meredith Leeds
- 'Miss December' in 'Beautiful Girl' Segment
- William F. Leicester
- Audience Member
- Peggy Leon
- Audience Member
- Diki Lerner
- Male Tango Dancer
- Bill Lewin
- Bert - Cowboy Knocked Out in Barroom Brawl
- Sylvia Lewis
- Female Tango Dancer
- King Lockwood
- Assistant Cameraman
- John Logan
- Chorus Boy
- Leon Lontoc
- Filipino Butler
- Shirley Lopez
- Chorus Girl
- Leota Lorraine
- Film Crew Member
- Joan Maloney
- Chorus Girl
- Paul Maxey
- Dancing Fat Man at Party
- Dorothy McCarty
- Chorus Girl
- Ann McCrea
- Chorus Girl
- Philo McCullough
- Audience Member
- Ray McDonald
- Dancer
- Joseph Mell
- Projectionist
- Sheila Meyers
- Chorus Girl
- Wade Miller
- Dancer
- Carl Milletaire
- Villain
- Gloria Moore
- Chorus Girl
- Marilyn Moore
- Usherette
- Forbes Murray
- Club Patron
- Peggy Murray
- Chorus Girl
- Sally Musick
- Chorus Girl
- Anne Neyland
- Chorus Girl
- Dick Nordt
- Dancer
- Betty Jean Onge
- Chorus Girl
- Ruth Packard
- Audience Member
- Dorothy Patrick
- Usherette
- Betty Jane Pettit
- Chorus Girl
- Allen Pinson
- Fencer
- 'Snub' Pollard
- Old Man Getting Umbrella in 'Singin' in the Rain' Number
- Angi O. Poulos
- Fruit Peddler
- Betty Jane Pyke
- Chorus Girl
- George Reeder
- Dancer
- Charles Regan
- Saloon Keeper
- Shirley Jean Rickert
- Chorus Girl
- Joanne Rio
- Chorus Girl
- Joel Robinson
- Chorus Girl
- Joette Robinson
- Chorus Girl
- Tony Rocke
- Man in Forecourt
- Victor Romito
- Audience Member
- Dennis Ross
- Cosmo as a Boy
- Paul Salata
- Chorus Boy
- Cosmo Sardo
- Party Guest
- Audrey Saunders
- Chorus Girl
- Russell Saunders
- Fencer
- William Schallert
- Messenger on Screen
- Phil Schumacher
- Audience Member
- Betty Scott
- Chorus Girl
- David Sharpe
- Fencer
- Bert Spencer
- Audience Member
- Elaine Stewart
- Lady-in-Waiting
- Robert Street
- Party Guest
- Ben Strobach
- Leading Man
- Brick Sullivan
- Policeman in 'Singin' in the Rain' Number
- Allen Sutherland
- Don as a Boy
- Julius Tannen
- Man in Talking Pictures Demonstration
- Harry Tenbrook
- Sound Technician
- Beverly Thomas
- 'Miss March' in 'Beautiful Girl' Segment
- Beverly Thompson
- 'Miss June' in 'Beautiful Girl' Segment
- Jimmy Thompson
- Singer in 'Beautiful Girl' Segment
- Dee Turnell
- 'Miss July' in 'Beautiful Girl' segment
- Dorothy Tuttle
- Dancer
- Tyra Vaughn
- Chorus Girl
- Pat Walker
- 'Miss September' in 'Beautiful Girl' Segment
- Tommy Walker
- Chorus Boy
- Audrey Washburn
- Chorus Girl
- Bobby Watson
- Diction Coach
- Ray Weamer
- Chorus Boy
- Lynne Wilde
- Chorus Girl
- John Wilder
- Boy
- Camille Williams
- 'Miss May' in 'Beautiful Girl' Segment
- Chalky Williams
- Awards Ceremony Attendee
- Robert B. Williams
- Policeman
- Wilson Wood
- Rudy Vallee Impersonator
- Adam York
- Publicity Man
- Kaylee-Jay Mick York
- Chorus Girl
- Norma Zimmer
- Chorus Girl
