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
Virginia Christine
Hilary St. George
Jacqueline Fontaine
Singer (uncredited)
Yuki Tani
Japanese Waitress (uncredited)
Garrett Cassell
Mailman (uncredited)
June Whitley Taylor
Edie (voice) (uncredited)
Timothy Scott
(uncredited)