June Allyson

Jo

Peter Lawford

Theodore "Laurie" Laurence

Margaret O'Brien

Beth

Elizabeth Taylor

Amy

Janet Leigh

Meg

Rossano Brazzi

Professor Bhaer

Mary Astor

Marmee

Lucile Watson

Aunt March

C. Aubrey Smith

Mr. Laurence

Elizabeth Patterson

Hannah

Leon Ames

Father March

Harry Davenport

Dr. Barnes

Richard Wyler

John Brooke

Connie Gilchrist

Mrs. Kirke

Ellen Corby

Sophie

Dorothy Abbott

Schoolgirl (uncredited)

Will Wright

Mr. Grace (uncredited)

Harlan Briggs

Old Crony at Grace's Store (uncredited)

Melinda Casey

Hummel Child (uncredited)

Frank Darien

Old Crony at Grace's Store (uncredited)

Lisa Golm

Mrs. Hummel (uncredited)

Eloise Hardt

Sally Gardiner (uncredited)

Olin Howland

Mr. Davis - Schoolteacher (uncredited)

Ralph Peters

Hackman (uncredited)

Isabel Randolph

Mrs. Gardiner (uncredited)

Arthur Walsh

Lad Refused Dance by Jo (uncredited)