What is robin williams on law and order?

Robin Williams appeared in an episode of Law and Order: Special Victims Unit in 2008, titled "Authority". He played the character of Merritt Rook, a man who claims to be a police officer from Maryland and offers to help the SVU team track down a pedophile. However, it is revealed that Rook himself is a pedophile who enjoys toying with law enforcement.

Williams' performance in the episode was praised for its intensity and complexity, showcasing his ability to portray darker, more disturbing characters. The episode itself also tackled important topics such as pedophilia, vigilantism, and the reliability of witnesses.

Robin Williams' appearance on Law and Order: Special Victims Unit was one of his final television roles before his death in 2014.