Playoffs
| Year | Team | Games | Att | Cmp | Cmp% | Pass Yds | Pass TD | INT | Sacks | Y/A | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977 | DAL | 3 | 3 | 1 | 33.3 | 5 | 0 | 0 | 0 | 1.7 | 42.4 |
| 1978 | DAL | 3 | 20 | 10 | 50.0 | 127 | 1 | 1 | 1 | 6.4 | 66.0 |
| 1980 | DAL | 3 | 95 | 49 | 51.6 | 639 | 6 | 5 | 2 | 6.7 | 72.2 |
| 1981 | DAL | 2 | 50 | 31 | 62.0 | 316 | 3 | 1 | 5 | 6.3 | 91.8 |
| 1982 | DAL | 3 | 96 | 59 | 61.5 | 650 | 3 | 3 | 7 | 6.8 | 78.9 |
| 1983 | DAL | 1 | 53 | 32 | 60.4 | 330 | 2 | 3 | 3 | 6.2 | 67.3 |
| 1985 | DAL | 1 | 43 | 24 | 55.8 | 217 | 0 | 3 | 5 | 5.0 | 40.6 |