Sidney Poitier Died of Heart Failure, Dementia and Prostate Cancer

It was.

According to his death certificate, Sidney Poitier died from a combination of heart failure, Alzheimer's dementia and cancer.

According to the document, the 94-year-old Hollywood icon died at home in Beverly Hills. His occupation is listed as an actor with 76 years of experience.

By now... Poitier was the first Black man to win an Oscar for best actor, opening the door for progress in how Black people are portrayed on the big screen.

He had some of the best roles in the '60s, including "To Sir, With Love," "In the Heat of the Night" and "Guess Who's Coming to Dinner."

His death prompted hundreds of tributes from Hollywood celebs, but one of the most touching came from his daughter. I grieve because of my dad's death, but also because the world lost so much goodness.

Scottish singer Lulu, who co-stars with Sidney in the movie "To Sir, With Love", reflected on working with the icon.

Lulu told them. She says Sidney inspired her and led by example.