Spann (6-foot-0, 200 pounds) is a fourth-year player who competed in training camp with the Bills before he was waived on Friday. He played for New England from 2006-08 and entered the NFL with the New York Giants in 2005 as a college free agent from the University of Louisiana-Lafayette.
For his career, Spann has appeared in 19 career regular-season games and totaled 11 special-teams tackles along with one defensive stop. He also has played in three playoff contests for his career, posting two special-teams tackles.
Spann saw time in a career-high 10 games with the Patriots last year and registered four tackles on special teams and one defensive stop.
As a senior at Louisiana-Lafayette, Spann started all 11 games at cornerback and had 68 tackles (36 solo) along with a team-high four interceptions. He played two years at Louisiana-Lafayette after transferring from Mississippi Gulf Coast Community College.
Spann, who attended El Camino High School in Oceanside, Calif., was born on Feb. 22, 1983.