In truly sad news today, beloved actor and comedian Robin Williams has passed away at the age of 63. He is believed to have died from a suicide by asphyxiation, which has left many people across the world stunned and saddened by this tragic loss. A stand-up comedian who parlayed his talents into a long-lasting acting career, the man is remembered by peers from all different spectrums of the entertainment world. Mourning Robin Williams, fellow comedians, past co-stars and long time friends all gathered to share their memoris on Twitter this afternoon.

Robin Williams most recently starred in The Angriest Man in Brooklyn, and he provides the voice of Dennis the Dog in the upcoming Absolutely Anything. He will next be seen in Night at the Museum: Secret of the Tomb.

Robin Williams is survived by his third wife Susan Schnieder and his children Zachary, Zelda and Cody from his first two marriages.