In 2005, Richardson would start all 12 games at cornerback and finished fifth on the team with 66 tackles while also picking up three interceptions.

Richardson would play his final two seasons at Notre Dame under former Patriots offensive coordinator Charlie Weis, who became the Fighting Irish's head coach in 2005.

He was re-signed to the team's practice squad on September 1, where he remained until he was then promoted to the Patriots' active roster on October 20.

That day, Richardson made his regular season debut on Monday Night Football against the Denver Broncos and picked up a season-high six tackles.

[3] He made his first appearance on January 2, 2011, against the Tennessee Titans on special teams and as a reserve cornerback and recorded 1 tackle.