Ryan Gosling

Noah Calhoun

Rachel McAdams

Allie Hamilton

Gena Rowlands

Older Allie

James Garner

Duke

Joan Allen

Anne Hamilton

David Thornton

John Hamilton

James Marsden

Lon Hammond

Kevin Connolly

Fin

Sam Shepard

Frank Calhoun

Starletta DuPois

Nurse Esther

Jennifer Echols

Nurse Selma

Heather Wahlquist

Sara Tuffington

Cullen Moss

Bodee

Thunderbird Dinwiddie

Veronica

Obba Babatundé

Band Leader

Chuck Pacheco

Bus Driver

Mark Johnson

Photographer

Robert Fraisse

Buyer #1

Barbara Weetman

Buyer #2

Jamie Anne Allman

Martha Shaw

Rebecca Koon

Aunt Georgia

Sandra Elise Williams

Aunt Jeanette

Deborah Hobart

Aunt Kitty

Sylvia Jefferies

Rosemary

Elizabeth Bond

Lon's Secretary

Matthew Barry

Dr. Barnwell

Nancy De Mayo

Mary Allen

Meredith O'Brien

Mrs. Tuffington

Andrew Schaff

Matthew Jamison III

Michael D. Fuller

Seabrook Boy

Jonathan Parks Jordan

Seabrook Boy

Leslea Fisher

Seabrook Girl

Paul Johansson

Allie's Mom's Ex Boyfriend (uncredited)