The news of Robin Williams’ tragic and sudden death has made its way to Hollywood and lots of celebrities are speaking out in volumes about the beloved actor. 

The 63-year-old was found dead at his home in Tiburon, Calif., yesterday morning. “Robin Williams passed away this morning,” his rep confirmed to E! News. “He has been battling severe depression of late. This is a tragic and sudden loss. The family respectful asks for their privacy as they grieve during this very difficult time.”

Co-stars, friends and even those who never got to meet the actor but were touched through his work are taking to the internet to honor the Oscar winner.