Bucky Irving has 122 rushing yards, and his second touchdown of the night has given the Buccaneers a 21-10 lead.
The winless Bucs have dominated the second half with scoring drives of 86 and 75 yards on only five plays.
Jalon Daniels hit a wide-open Tyler Johnson for 64 yards for the big play on the second drive of the half.
Daniels is 13-of-17 for 155 yards and a touchdown.
The Bucs have 315 yards to the Cowboys’ 171.