He is a 1.96 m (6 ft 5 in) 210 lb (95 kg) point guard-shooting guard. He played high school basketball at Bellarmine-Jefferson High School in Burbank, California. He is ranked as one of the most prolific high school scorers in California state history.
He then played college basketball at the University of Arizona with the Arizona Wildcats in the 1998-1999 season.
Douglas led the National Collegiate Athletic Association in scoring with a 28.0 points per game average during the 2002-2003 season as a senior year at the University of New Mexico while playing with the New Mexico Lobos. He was also named the Mountain West Conference Most Valuable Player.
After going undrafted by any National Basketball Association teams, Douglas took his game overseas.
In 2010 he returned to Panionios. Douglas last played with Uşak Üniversitesi Belediyespor, a Turkish team playing in the Turkish Second Division, starting in January 2012.
He played against Tenis Eskrim Dağcılık in his first game with Uşak Belediyespor, on 8 January, 2012.