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Francis Ford Coppola fought Paramount for the whole cast. Marlon Brando was forbidden, Al Pacino was nearly fired two weeks in, and James Caan found his perfect role only after auditioning for the wrong one. The studio nearly lost all of it.
Most of the cast reunited for The Godfather Part II in 1974, which became the first sequel to win the Academy Award for Best Picture.
Talia Shire went from Connie Corleone to Rocky's Adrian in 1976, earning an Oscar nomination for a completely different kind of role.
Diane Keaton won Best Actress for Annie Hall, a Woody Allen film written around her, five years after The Godfather made her a star.
John Cazale appeared in just five films before dying of cancer in 1978. Every one was nominated for Best Picture.
Marlon Brando and Robert Duvall reunited in Apocalypse Now, directed by Francis Ford Coppola again.