The Whiz Kid and the Mystery at Riverton

Mayor Massey

Charles Blackburn

Fred Benson

Alvin Fernald

Shoie

Daphne 'Daffy' Fernald

Doyle Reager

Miss Pinkney

Mr. Fernald

Mrs. Fernald

Mrs. Hundley

Herb Evans

Mrs. Blake

Ed Haskins

Mr. Hodges

Police Chief

Sam Preston

Sgt. O'Halloran

Shorty

Commissioner

Greta

City Engineer

Worm

Reporter