William Johnstone was born on February 7, 1908 in Brooklyn, New York City, New York, USA. He was an actor, known for Titanic (1953), Tom Corbett, Space Cadet (1950) and Down Three Dark Streets (1954). He was married to Georgia Brady Johnstone. He died on November 1, 1996 in New York City, New York, USA.
Worked extensively in radio. Took over the lead role of Lamont Cranston on "The Shadow," playing opposite Agnes Moorehead as Margot Lane, when Orson Welles left the series.