Richard Lewis, an acclaimed comedian known for exploring his neuroses in frantic, stream-of-consciousness diatribes while dressed in all-black, leading to his nickname “The Prince of Pain ...

Beloved Hollywood actor and comedian Richard Lewis' cause of death has been confirmed following news he died aged 76. Photo / AP Richard Lewis’ official cause of death has been revealed.

Celebrities, including close friend and "Curb Your Enthusiasm" co-star Larry David, praised Richard Lewis as "brilliantly funny" after news of the comedian’s death at 76 became public Wednesday.

Richard Lewis, the actor and comedian known for his long-running stand-up career and recurring role on the hit HBO series "Curb Your Enthusiasm," has died at 76, his publicist announced Wednesday.