[1] He played in his first professional regular season game on July 29, 2017, against the Saskatchewan Roughriders where he had one special teams tackle.

In the following week's game against the Redblacks, Herdman-Reed suffered a separated shoulder injury and was out for the rest of the year.

[2] Herdman-Reed signed with the Hamilton Tiger-Cats as a free agent to a one-year contract on February 11, 2020.

[4] On the first day of free agency in 2021, Herdman-Reed signed with the Saskatchewan Roughriders on February 9, 2021.

Their father, James Reed, was also a professional linebacker who played for the Philadelphia Eagles, Winnipeg Blue Bombers, Montreal Concordes, New Orleans Breakers, Washington Federals, Saskatchewan Roughriders, and Toronto Argonauts.