The program will air nationally at 9 p.m. Sept. 9. But Orlando's WUCF-Channel 24 will offer the special at 9 p.m. Sept. 22. WUCF will be in its fall membership campaign on Sept. 9.
PBS said the one-hour special features the late actor's "last full-length television interview, including never-before-seen footage of his comments on life and work, tributes by those who knew and worked with him closely in all phases of his career, and clips from iconic moments throughout his career."
Williams also discusses his first stand-up act, his aspirations to be a dramatic actor and his commitment to entertaining U.S. troops.