Jean Dujardin (George Valentin), Bérénice Bejo (Peppy Miller), John Goodman (Al Zimmer), James Cromwell (Clifton), Penelope Ann Miller (Doris), Missi Pyle (Constance), Beth Grant (Peppy's Maid) more..., Ed Lauter (Peppy's Butler), Joel Murray (Policeman Fire), Elizabeth Tulloch (Norma), Ken Davitian (Pawnbroker), Malcolm McDowell (The Butler), Basil Hoffman (Auctioneer), Bill Fagerbakke (Policeman Tuxedo), Nina Siemaszko (Admiring Woman), Stephen Mendillo (Set Assistant), Dash Pomerantz (Peppy's Boyfriend), Beau Nelson (Peppy's Boyfriend), Alex Holliday (Guard), Wiley M. Pickett (Guard), Ben Kurland (Audition Casting Assistant), Katie Nisa (Audition Dancer), Katie Wallack (Audition Dancer), Hal Landon Jr. (Napoleon), Cleto Augusto (Set Technician), Sarah Karges (Laughing Dancer), Sarah Scott (Laughing Dancer), Ezra Buzzington (Journalist), Stuart Pankin (Director #1 (Restaurant)), Andy Milder (Director #2), Bob Glouberman (Director #3 (Finale)), David Allen Cluck (Assistant Director (Finale)), Matt Skollar (Peppy's Assistant), Annie O'Donnell (Woman with Policeman), Patrick Mapel (Assistant with Newspaper), Matthew Albrecht (Tennis Player), Harvey J. Alperin (Doctor), Lily Knight (Nurse at Peppy's House), Clement Blake (Beggar), Tasso Feldman (Zimmer's Assistant) and others.

Guillaume Schiffman (Director of Photography), Thomas Langmann (Producer), Michel Hazanavicius (Writer), Ludovic Bource (Original Music Composer), Anne-Sophie Bion (Editor), Michel Hazanavicius (Editor), Heidi Levitt (Casting) more..., Laurence Bennett (Production Design), Gregory S. Hooper (Art Direction), Robert Gould (Set Decoration), Mark Bridges (Costume Design), Antoine de Cazotte (Unit Production Manager), Peter Iovino (Still Photographer), James Plannette (Gaffer), Jeremy Burdek (Co-Producer), Antoine de Cazotte (Executive Producer), Daniel Delume (Executive Producer), Nadia Khamlichi (Co-Producer), Richard Middleton (Executive Producer), Emmanuel Montamat (Associate Producer), Adrian Politowski (Co-Producer), Gilles Waterkeyn (Co-Producer), Jean Dujardin (Producer), Catherine Childers (Key Hair Stylist), Cydney Cornell (Hair Designer), Kelcey Fry (Makeup Artist), Jennifer Brown Greenberg (Makeup Artist), Zoe Hay (Makeup Artist), Julie Hewett (Makeup Designer), Adruitha Lee (Hairstylist), Pauletta O. Lewis (Hairstylist), Lydia Milars (Makeup Artist), Anne Morgan (Hairstylist), Michele Payne (Hairstylist), Kimberley Spiteri (Hairstylist), Angie Wells (Makeup Artist), Robert Wilson (Hairstylist), Melissa Yonkey (Hairstylist), Joy Zapata (Hairstylist), Stacey K. Black (Hairstylist) and others.