Marcellus Vernon Wiley Sr. (born November 30, 1974) is an American sportscaster and former professional football player.

He played as a defensive end for 10 seasons in the National Football League (NFL) with the Buffalo Bills, San Diego Chargers, Dallas Cowboys, and Jacksonville Jaguars.

Starting as running back his freshman and sophomore years, he converted to defensive end in his senior season, recording 63 tackles (17 for loss), 6.5 sacks, eight pass breakups and three blocked field goals.

[10] Wiley started his professional career primarily as a situational pass rusher, recording nine sacks through his first three years.

However, when Hall-of-Famer Bruce Smith left for the Washington Redskins, Wiley replaced him at defensive end for the Bills, making the opening day roster.

[12] On July 13, 2018, Wiley left his position at ESPN and joined FS1 as co-host of Speak for Yourself alongside Jason Whitlock.

The latter is a weekly roundtable discussion of sports, cultural and political topics with former athletes and non-athletes Wiley considers friends.

1982 or 1983), a nurse anesthetist, who joined as a full-time cast member for the thirteenth season of The Real Housewives of Beverly Hills.