Margaret O'Brien

as Betty Foster

Allen Martin Jr.

Jimmy Hunt

Sharyn Moffett

Ann Doran

Lloyd Corrigan

Elinor Donahue

as Lucille Stewart

Melinda Byron

as Girl (uncredited)

Maudie Prickett

as Miss Pond - Schoolteacher

Billy Gray

as Boy at Camp Barracks (uncredited)

Jerry Paris

as Camp Counsellor (uncredited)

Dick Rich

as Irving, Night Watchman (uncredited)

Dick Wessel

as Night Watchman (uncredited)

Larry Simms

as Military Boy (uncredited)