Billy Graham, one of the most influential religious leaders in US history, was born on November 7, 1918. | American Experience | PBS

For many, seeing Billy Graham preach was a powerful experience. “To put it plainly,” recalls John Guest, “it was the first time in my whole human experience that I felt clean on the inside.” Watch BILLY GRAHAM now streaming → pbs.org/wgbh/americanexperience/films/billy-graham | American Experience | PBS

Known as "crusades," Billy Graham traveled the world delivering sermons to large audiences. By some estimates, he preached to more than 210 million people in his lifetime. BILLY GRAHAM premieres Mon May 17 at 9/8c → pbs.org/wgbh/americanexperience/films/billy-graham | American Experience | PBS