What was Robert Downey Sr. cause of death?
ROBERT Downey Sr, the father of Marvel actor Robert Downey Jr, tragically passed away on Wednesday, July 7. Downey Sr was 85-years-old at the time of his death. The 85-year-old was a renowned movie director, writer, cinematographer and actor. He is known for writing the directing the underground film Putney Swope, a celebrated, anti-establishment satire on the advertising world of Madison Avenue. Downey Sr is also for his appearances in movies Boogie Nights, Magnolia and To Live and Die in LA. The movie icon died in his sleep at home the morning of July 7; his wife told the New York Daily News. Downey Sr was 85 at the time of his death and succumbed after battling Parkinson's for more than five years. Downey Sr had just turned 85 last month, on June 24. The 85-year-old was a leading figure in the 1950s and '60s independent cinema, creating micro-budget movies, often with a distinctly counter-cultural sensibility, and frequently using sharp observations about culture and trenchant humor. After the news of the movie icon's death, fans took to Twitter and flooded the site - sending their condolences and paying homage to Downey Sr.  One fan wrote: "Robert Downey Sr rip you lived well and your son will continue your legacy." Another fan said, "RIP robert downey sr. putney swope a classic!" A third fan chimed in by tweeting a photo of Downey Sr with his son, Downey Jr, and simply captioned the post: "RIP to Robert Downey Sr."  Another person tweeted at Downey Sr's son and said: "@RobertDowneyJr  in this day We love you 3000 ROBERT DOWNEY SR. Rip."