After playing in the NFL for 12 seasons (with the Dallas Cowboys and New York Giants) Craig Morton signed with the Denver Broncos at age 34 and would go on the best run of his career.  Winning the PFWA Comeback Player of the Year in his first year as a Bronco (1977) and took the Broncos to their first Super Bowl appearance.  Morton never reached the Super Bowl again but would finish third in Pass Completion Percentage twice (1980 & 1981) and had his only 3,000 Yard Passing season in 1981 as a Bronco.  Overall, he would throw for 79 TDs and 11,895 Yards.