He entered the National Football League as free agent when he signed with the Jacksonville Jaguars after the 2004 NFL draft.
Spinner attended Gar-Field Senior High School in Woodbridge, Virginia and was the starting quarterback as a freshman that season.
He was soon picked up by the Seattle Seahawks a week later, completed preseason training camp, and was released before the 2004 season.
In January 2006, Spinner signed with the San Francisco 49ers, and was allocated to the Frankfurt Galaxy in NFL Europa.
Spinner split time with two other quarterbacks, Jeff Otis and Craig Ochs, leading the Galaxy to a 7–3 season, and winning World Bowl XIV.
[1] The Maniacs finished the regular season 10–4 and won the Atlantic Division championship, but lost their playoff game to the RiverCity Rage.