[2] He saw playing time as a freshman for the Tulane Green Wave football team, including against Memphis State where he had three sacks and a fumble recovery.
[11] He underwent arthroscopic knee surgery for torn cartilage and although initially projected to miss two weeks, he was placed on the season-ending injured reserve list on August 16.
[14] McGrew signed with the New Orleans Breakers of the United States Football League (USFL) to play linebacker in 1984, but was released in January that year, prior to the start of the regular season.
[16] After then being out of football for a year, McGrew signed as a free agent with the Green Bay Packers in July 1986, to play defensive end.
[23] After being released, he was quoted in The Journal Times, saying of the replacements that "I think we have enough financially to find what direction we can go in – And if you put on your résumé that you were a player for the Green Bay Packers, 'B' team or not, it's got to help".