Smythe was a tenth round draft pick of the NFL St. Louis Cardinals. After his release from St. Lois, he had a tryout with the Miami Dolphins in 1985 before signing with Ottawa in October of 1985.
| Year | Team | GP | T | ST | Total | TFL | Yds | KD | Sacks | Yds |
|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | OTT | 2 | 1 |
No tackle stats were kept in 1985.