William Joseph Schallert (July 6, 1922 – May 8, 2016) was an American character actor who appeared in dozens of television shows and films over a career spanning more than 60 years. He is known for his roles on Richard Diamond, Private Detective (1957–1959), Death Valley Days (1955–1962), and The Patty Duke Show (1963–1966).
Schallert was born in Los Angeles, California, the son of Edwin Francis Schallert, a longtime drama critic for the Los Angeles Times, and Elza Emily Schallert (née Baumgarten), a magazine writer and radio host. He began acting while a student at the University of California, Los Angeles (UCLA) but left to become an Army Air Corps fighter pilot in World War II. He returned to UCLA after the war and graduated in 1946.
After graduating from UCLA, Schallert began his acting career in the theater. He appeared in several productions at the Circle Theatre in Los Angeles, including a staging of W. Somerset Maugham's Rain in 1948, which was directed by Charlie Chaplin.
