Spencer Tracy

Matt Drayton

Sidney Poitier

John Prentice

Katharine Hepburn

Christina Drayton

Katharine Houghton

Joanna "Joey" Drayton

Cecil Kellaway

Monsignor Ryan

Beah Richards

Mrs. Prentice

Roy Glenn

Mr. Prentice

Isabel Sanford

Tillie

Virginia Christine

Hilary St. George

Alexandra Hay

Carhop

Barbara Randolph

Dorothy

D'Urville Martin

Frankie

Tom Heaton

Peter

Grace Gaynor

Judith

Skip Martin

Delivery Boy

John Hudkins

Cab Driver

Jacqueline Fontaine

Singer (uncredited)

Yuki Tani

Japanese Waitress (uncredited)

Garrett Cassell

Mailman (uncredited)

June Whitley Taylor

Edie (voice) (uncredited)