Siegfried Albon Rumann popularly known as Sig Ruman is a Hollywood actor best known for A Night at the Opera,A Day at the Races, andA Night in Casablanca. After ending his service in a army, he made his appearance in various stage plays and later started to feature in films as character roles. He appeared in more than 100 films and TV shows. He died on February 14, 1967 due to the cause of heart attack.