Robin Williams has died from an apparent suicide, according to authorities and first reports. He was 63.  The comedian, who rose to fame with his role as the alien Mork in the TV series “Mork & Mindy” was found unconscious at his Tiburon, CA home in the morning hours of Monday, August 11, 2014. At the time, the Sheriff’s Office Coroner Division suspects suicide by asphyxiation.  However, his publicist has not confirmed or denied the cause of death yet, but released a statement saying the actor suffered from severe depression.

“Robin Williams passed away this morning. He has been battling severe depression of late. This is a tragic and sudden loss,” his publicist told Entertainment Weekly. “The family respectfully asks for their privacy as they grieve during this very difficult time.” Williams established a successful career in stand-up comedy and film. He was featured in acclaimed films such as Good Morning, Vietnam (1987), Dead Poets Society (1989), Awakenings (1990), The Fisher King (1991), Good Will Hunting (1997), Mrs. Doubtfire (1993), Jumanji (1995), The Birdcage (1996), Night at the Museum (2006), and Happy Feet (2006).

He won an the Oscar for Best Supporting Actor for his performance in Good Will Hunting and also received two Emmy Awards, four Golden Globes, two Screen Actors Guild Awards and five Grammy Awards. Although there hasn't been an official cause of death announced, the Marin County Sheriff’s Office released the following statement:

Statement Marin County Sheriff's Office's announcement on Robin Williams' death. Marin County Sheriff's Office