Margie

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

Gurney Bell Off-Screen Singer (voice) (uncredited)

Vanessa Brown Wanda (uncredited)

Buddy Clark Off-Screen Singer (voice) (uncredited)

Ken Darby Off-Screen Singer (voice) (uncredited)

Hazel Dawn Jr. Vi (uncredited)

Bill Days Off-Screen Singer (voice) (uncredited)

Shirley Doble Student (uncredited)

Jon Dodson Off-Screen Singer (voice) (uncredited)

Virginia Farmer Audience Spectator at Debate (uncredited)

Robert Ford Football Coach (uncredited)