Jeanne Crain

Marjorie "Margie" MacDuff

Glenn Langan

Prof. Ralph Fontayne

Lynn Bari

Miss Isabel Palmer

Alan Young

Roy Hornsdale

Barbara Lawrence

Marybelle Tenor

Conrad Janis

Johnny "Johnikins" Green

Esther Dale

Grandma McSweeney

Hobart Cavanaugh

Mr. Angus MacDuff

Ann E. Todd

Joyce Fontayne

Hattie McDaniel

Cynthia

Vanessa Brown

Wanda (uncredited)

Jon Dodson

Off-Screen Singer (voice) (uncredited)

Virginia Farmer

Audience Spectator at Debate (uncredited)

Diana Herbert

Senior Student (uncredited)

Laurette Luez

Student (uncredited)

Milton Parsons

Jefferson (uncredited)

Robert Scheerer

Student at Prom (uncredited)

Cecil Weston

Teacher (uncredited)