Harold Hill
Robert Preston
Marian Paroo
Shirley Jones
Charlie Cowell
Harry Hickox
Avis Grubb
Jesslyn Fax
Mrs. Squires
Mary Wickes
Amaryllis
Monique Vermont
Constable
Charles Lane
Lester Lonnergan
William Fawcett
Mrs. Hawkes
Barbara Pepper
Salesman On Train (uncredited)
Max Showalter
Undertaker
Hank Worden
Townswoman
Sarah Seegar
Marcellus Washburn
Buddy Hackett
Farmer
Milton Parsons
High School Girl
Larri Thomas
Brighton Townsman (uncredited)
Colin Kenny
Norbert Smith
Ronnie Dapo
Townsman (uncredited)
Al Bain
Young Boy Dancer
Ralph Hart
Harley MacCauley
Delos Jewkes
Police Officer
Charles Alvin Bell
Farmer's Wife (uncredited)
Natalie Masters
Train Conductor (uncredited)
Percy Helton
Winthrop Paroo
Ron Howard
Jack Gordon
Russell Custer
Eulalie Mackechnie Shinn
Hermione Gingold
Mayor George Shinn
Paul Ford
Mrs. Paroo
Pert Kelton
Tommy Djilas
Timmy Everett
Zaneeta Shinn
Susan Luckey
Ethel
Peggy Mondo
Director
Morton DaCosta
Producer
Costume Design
Dorothy Jeakins
Director of Photography
Robert Burks
Story
Meredith Willson
Franklin Lacey
Music
Editor
William H. Ziegler
Screenplay
Marion Hargrove
Songs
Art Direction
Paul Groesse
Set Decoration
George James Hopkins
Makeup Supervisor
Gordon Bau
Hair Supervisor
Jean Burt Reilly
Hairstylist
Myrl Stoltz
Sound
M.A. Merrick
Dolph Thomas
First Assistant Camera
Bobby Greene