William Haade (New York, March 2, 1903 – Los Angeles, November 15, 1954) was a prolific American character actor, active primarily from the 1930s to the early 1950s. Known for his imposing physique and rugged features, he specialized in "tough guy" roles, frequently playing gangsters, policemen, henchmen, or blue-collar workers. His filmography includes over 250 appearances, although many were uncredited. Among his most memorable roles are those in classics such as *Fury* (1936), *Destry Rides Again* (1939), *The Grapes of Wrath* (1940), *Shadow of the Thin Man* (1941), and *Key Largo* (1948), where he acted alongside stars like Humphrey Bogart and Edward G. Robinson. Although he never achieved the status of a leading star or received official awards, Haade became a familiar and indispensable face in classic Hollywood cinema, valued for his ability to bring authenticity and depth to supporting characters. His constant presence made him an iconic figure within his specific acting niche.