Aikman is the Cowboy's all-time leading passer with 32,942 yards.
Roger Staubach
He threw 12 out of 19 passes for 119 yards and 2 touchdowns, and rushing for 18 yards
According to The Rayen Stadium History page Among the most noteworthy players to take the field at Rayen Stadium was NFL Hall of Famer and Heisman Trophy winner Roger Staubach, who in 1968 passed for 455 yards as quarterback for Pensacola Navy against YSU.
Aikman had 1749 passing yards his first year in Dallas.
2754 passing yards
69 yards
Roger Staubach played in 4 Super Bowls: 1) Super Bowl XIII - 17 completions in 30 attempts for 228 yards, 3 TDs, and 1 INT. 4 rushes for 37 yards. 2) Super Bowl XII - 17 completions in 25 attempts for 183 yards, 1 TD, and 0 INT. 3 rushes for 6 yards. 3) Super Bowl X - 15 completions in 24 attempts for 204 yards, 2 TDs, and 3 INTs. 5 rushes for 22 yards. 4) Super Bowl VI - 12 completions in 19 attempts for 119 yards, 2 TDs, and 0 INT. 5 rushes for 18 yards. Named Super Bowl MVP.
Troy Aikman.
Troy Aikman
That was December 16, 1979 against the Washington Redskins, 35-34, in the final game of the regular season. He completed 24 passes in 42 attempts for 336 yards, 3 TDs, and 1 INT.
Hall of Fame quarterback Troy Aikman holds the record for the most passing yards in a Thanksgiving day game. He threw for 455 yards versus the Minnesota Vikings 11/26/1998.
The first Super Bowl the Cowboys played in was Super Bowl V in 1971. For the regular season Craig Morton threw 207 passes and completed 102 for 1819 yards, 15 TDs, and 7 INTs. Roger Staubach threw 82 passes and completed 44 for 542 yards, 2 TDs, and 8 INTs. Morton was the starting quarterback throughout the playoffs, including the Super Bowl. Staubach did not attempt a pass in Super Bowl V.