From Wikipedia, the free encyclopedia Michael Buchman Silver (born July 8, 1967) is an American actor. He is perhaps best known for his recurring role as Assistant District Attorney Leo Cohen in the television series NYPD Blue. As of summer 2019, Silver has recurring roles on both NBC's The InBetween and CBS' Instinct. Silver was born in New York City, the brother of writer Amanda Silver and the grandson of Oscar-winning screenwriter Sidney Buchman. Silver is a graduate of Brown University.