The Denver Broncos were easily defeated by the Dallas Cowboys, 27 to 10, in Super Bowl XII on January 15, 1978.

The Denver Broncos were easily defeated by the Dallas Cowboys, 27 to 10, in Super Bowl XII on January 15, 1978.
1st quarter
DAL
DEN
Tony Dorsett 3-yard run (Efren Herrera kick)
7
0
Efren Herrera 35-yard field goal
10
0
2nd quarter
DAL
DEN
Efren Herrera 43-yard field goal
13
0
3rd quarter
DAL
DEN
Jim Turner 47-yard field goal
13
3
Butch Johnson 45-yard pass from Roger Staubach (Efren Herrera kick)
20
3
Rob Lytle 1-yard run (Jim Turner kick)
20
10
4th quarter
DAL
DEN
Golden Richards 29-yard pass from Robert Newhouse (Efren Herrera kick)
27
10