David Steinberg David Steinberg David Steinberg (born August 9, 1942) is a Canadian comedian, actor, writer, director, and author. At the height of his popularity, during the late 1960s and early 1970s, he was one of the best-known comics in the United States. He appeared on "The Tonight Show Starring Johnny Carson" more than 130 times (second only to Bob Hope in number of appearances) and served as guest host 12 times, the youngest person ever to guest-host. Steinberg directed several films and episodes of television situation comedies, including "Seinfeld", "Friends", "Mad About You", "Curb Your Enthusiasm", "The Golden Girls", and "Designing
Larry David on the NBC series "The Marriage Ref" and also played Sister Mary-Mengele in the 2012 reboot of "The Three Stooges". David co-wrote and starred in the 2013 HBO television film "Clear History". David wrote and starred in the Broadway play "Fish In The Dark". Also appearing were Rita Wilson, Jayne Houdyshell and Rosie Perez. The play centers on the death of a family patriarch. It opened March 5, 2015. Jason Alexander took over David's role in July. The play closed in August. As of February 1, 2015, its advance sale of $13.5 million had broken records for a Broadway show.