1970 saw him playing with Hank Mobley, Wilbur Ware, and Thelonious Monk, the latter of which he went with on a tour of Japan.
Later in the 1970s he played with Yusef Lateef, Ray Bryant, Charles McPherson, Stan Getz, Andrew Hill, Sonny Stitt, Junior Cook, Al Cohn, Buddy Tate, and Bob Wilber.
In the 1980s Williams played with Art Davis, Barry Harris, Tommy Flanagan, Steve Turre, and Bill Hardman.
He was a member of the group El Mollenium with Roni Ben-Hur, Bertha Hope, and Walter Booker.
With Pepper Adams With Anthony Braxton With Al Cohn With Junior Cook With Ted Dunbar With Slide Hampton With Bill Hardman With Barry Harris With Andrew Hill With Samuel Lerner With Charles McPherson With Hank Mobley With Frank Morgan With John Patton With Jimmy Raney With Red Rodney With Sonny Stitt With Warren Vache With Doug Lawrence With Ryo Fukui