Law enforcement is at the scene of a car crash, where Fast and the Furious actor Paul Walker is reported to have died.
"Sadly, I must confirm that Paul did pass away this afternoon in a car accident," Ame Van Iden, Walker's publicist, said in an email.
Rapper Ludacris, and Hollywood actors James Franco and Ryan Phillippe have taken to Twitter, as tributes pour in for Fast and the Furious star Paul Walker, who was reported to have died today.
Your humble spirit was felt from the start, wherever you blessed your presence you always left a mark,… http://t.co/nUiPPIU9Bb
Paul was a good dude. Conscientious & not caught up in Hollywood. He knew there was more to life & lived like it. Nice to know you brotha.
Universal Pictures, the studio behind the Fast and the Furious film franchise, has said they are "heartbroken" over the death of one of its star.
Paul Walker is reported to have died in a car crash north of Los Angeles earlier today, his publicist confirmed.
In a statement, the studio said: "Paul was truly one of the most beloved and respected members of our studio family for 14 years, and this loss is devastating to us, to everyone involved with the Fast and Furious films, and to countless fans.
"We send our deepest condolences to Paul's family".
The Los Angeles County Sheriff's department has told the Associated Press that deputies found a car engulfed in flames, thought to be of actor Paul Walker's when they responded to a report of a collision in the community of Valencia in California.
Two people who were found in the car were pronounced dead at the scene.
Singer Alexandra Burke and US rapper 50 Cent are among many stars to have taken to Twitter to pay their condolences to actor Paul Walker, after his publicist confirmed the 40-year-old had died in a car crash today.
So so sad. RIP Paul Walker... Such a talented and Blessed individual.. keeping Paul and his family in my prayers... :( so sad.
Actor Paul Walker's Facebook page has been updated by his publicists, confirming his death earlier today.
It is with a truly heavy heart that we must confirm that Paul Walker passed away today in a tragic car accident while attending a charity event for his organization Reach Out Worldwide. He was a passenger in a friend's car, in which both lost their lives.
We appreciate your patience as we too are stunned and saddened beyond belief by this news. Thank you for keeping his family and friends in your prayers during this very difficult time. We will do our best to keep you apprised on where to send condolences.
US news agencies ABC News, TMZ and Variety are reporting the death of Fast and Furious actor Paul Walker. It is believed he died in a car crash north of Los Angeles earlier today.
A rep for Paul Walker confirms to TMZ the actor died today in the crash after leaving a charity event.
Hollywood actor Paul Walker, the star of The Fast and the Furious film series, has died, entertainment news agency TMZ is reporting.
The 40-year-old actor is reported to have died in a car accident in Santa Clarita, north of Los Angeles in California. Law enforcement is currently on the scene, they added.