Mabry had a free agent tryout with Green Bay of the NFL in 1986. After his release by the Packers, Mabry signed with Toronto in April of 1987.
| Year | Team | GP | T | ST | Total | TFL | Yds | KD | Sacks | Yds |
|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | TOR | 7 | 34 | 0 | 0 |
| Year | Team | FR | Yds | Avg | TD | Long | OFR | FF |
|---|---|---|---|---|---|---|---|---|
| 1987 | TOR | 1 | 11 | 11 | 0 | 11 | 1 |