Robert Preston (Harold Hill)
Shirley Jones (Marian Paroo)
Buddy Hackett (Marcellus Washburn)
Pert Kelton (Mrs. Paroo)
Ronny Howard (Winthrop Paroo)
Hermione Gingold (Eulalie MacKechnie Shinn)
Paul Ford (Mayor Shinn)
Max Showalter (Actor/Actress)
Monique Vermont (Amaryllis)
Hank Worden (Townsman)
Peggy Wynne (Ada Nutting)
Delos Jewkes (Harley MacCauley)
Ray Kellogg (Harry Joseph)
The Buffalo Bills (Jacey Squires; Olin Britt; Ewart Dunlo)
Barbara Pepper (Feril Hawkes)
Milton Parsons (Farmer)
Peggy Mondo (Actor/Actress)
Ronnie Dapo (Norbert Smith)
Roy Dean (Gilbert Hawthorne)
Timmy Everett (Tommy Djilas)
William Fawcett (Lester Lonnergan)
Jesslyn Fax (Avis Grubb)
Percy Helton (Conductor)
Natalie Core (Truthful Smith)
Rance Howard (Oscar Jackson)
Anne Loos (Stella Jackson)
Therese Lyon (Dolly Higgins)
Natalie Masters (Farmer's Wife)
Charles Lane (Constable Locke)
Mary Wickes (Mrs. Squires)
Oliver Hix (Buffalo Bills)
Susan Luckey (Zaneeta Shinn)
Harry Hickox (Charlie Cowell)