College - Oklahoma
Overton has more than 20 years’ experience coaching men’s and women’s basketball, most recently as head coach at the University of Missouri - Kansas City (UMKC), where he guided the women’s team to two conference tournament appearances and one title game berth in two seasons.

Prior to Overton’s time at UMKC, he served as an assistant coach at the University of Oklahoma for 6 seasons, where he compiled a 143-54 record. During Overton's tenure, Oklahoma won three Big 12 Conference regular season titles. Overton was also part of five trips to the NCAA Tournament, including an appearance in the 2002 National Championship game. Current Sky guard Stacey Dales was a member of the 2002 OU team.

Overton’s coaching career began as a graduate assistant for OU’s basketball program in 1983. He then spent time with the Continental Basketball Association's Pensacola (Fla.) Tornadoes as an assistant during their 1985-86 season, and with Oral Roberts in 1986-87. Overton then was awarded his first head coaching job at Murray State Junior College in Tishomingo, Oklahoma. Overton was with the team for two years before, returning to Oral Roberts to assist coach Ken Trickey. He remained with the Golden Eagles for two seasons before accepting an assistant coach position at Southwest Texas State under current Kansas State men's head coach Jim Wooldridge. Overton's and Wooldridge's working relationship extended over five years and two institutions as the pair teamed up for one year at Southwest Texas and four years at Louisiana Tech (1994-98).

During his four seasons as a player for the University of Oklahoma (1980-83), Overton led the team in assists the final three seasons and ranks third among the schools assist leaders with 517 career assists. Overton helped lead the Sooners in his senior season to the NCAA Mideast Regional and a second place finish in the Big Eight. He graduated from OU in 1983, with a degree in communications.

Overton went on to become the 22nd player in OU men's basketball history to be drafted professionally. He was drafted by the Phoenix Suns in 1983 NBA Draft, and went on to play in the CBA from 1984-85.