Diane Keaton's cause of death has come to light more just days after the beloved "Annie Hall" and "First Wives Club" star died in Los Angeles at age 79.

The "Annie Hall" actress' family said that Keaton died from pneumonia. Diane Keaton's family has announced the actress' cause of death at 79. The Annie Hall star's family said that the actress died on Oct.

Diane Keaton’s family has released an official statement following the Oscar winner’s passing. Her loved ones have now confirmed the cause of death. They also expressed gratitude for the public’s support during this difficult time.

Diane Keaton died Oct. 11 at 79. She leaves behind a legacy of quirky, dramatic, totally idiosyncratic films. These are her best.

While most tributes to Diane Keaton in the wake of her death focus on her iconic roles and Oscar-winning performance in "Annie Hall," we're also mourning a woman who refused to disappear — a star who insisted that women's stories don't end after a certain age (“Diane Keaton,

A family spokesperson previously confirmed Keaton died in California on Saturday. She was 79. A friend told People that Keaton’s health rapidly declined “very suddenly” and

Academy Award winner Diane Keaton passed away at age 79 on October 11, 2025, prompting tributes from co-stars Steve Martin and Woody Allen.

In The Free Press, Woody Allen remembers Diane Keaton. When we first met, he writes, I thought she was so charming, so beautiful, so magical, that I thought: Was it possible to fall in love so quickly?