He played college basketball for the Portland State Vikings, where he was a two-time All-American and twice led the nation in scoring.

He began his NBA career playing 2+1⁄2 years with the San Diego Clippers, and also had stints with the Atlanta Hawks, Utah Jazz and Washington Bullets.

Williams played in the Continental Basketball Association (CBA) for the Tampa Bay Thrillers from 1984 to 1986 and the Pensacola Tornados during the 1987–88 season.

[8] In 1987, Williams played in the Philippine Basketball Association (PBA) for the Tanduay Rhum Masters, where he famously scored 82 points, including 10 three-pointers, in one game.

Freeman had a small part in the 1992 film White Men Can't Jump, playing fictional playground legend Duck Johnson.