Character mistake: When Tracy is about to announce that the wedding is off, she turns to Dexter for help, and he says "Two years ago..." Tracy starts the announcement "Three years ago..."
The Philadelphia Story (1940)
1 character mistake
Directed by: George Cukor
Starring: James Stewart, Cary Grant, Katharine Hepburn, Ruth Hussey
Continuity mistake: Uncle Willy pours a glass just over half way full of vodka. With each shot the amount of vodka in the glass changes.
C. K. Dexter Haven: The moon is also a goddess, chaste and virginal.
Tracy Lord: Stop using those foul words.
Trivia: Hepburn wanted Clarke Gable and Spencer Tracy for the male roles, but the studio gave her Cary Grant and Jimmy Stewart instead. (She did get Spencer eventually when requested for Woman of the Year).