Bryant, who wore a customized Stars jersey with his signature No. 88 stitched on it, announced Dallas' starting lineup in the locker room before a contest against the Tampa Bay Lightning at American Airlines Center.
The 30-year-old Bryant also watched from the bench during pregame warmups and interacted with fans when the action started.
Bryant, a native of Lufkin, Texas, played with the Cowboys for eight seasons before being released on April 13, 2018. He signed a one-year contract with the Saints on Nov. 7, 2018.
Bryant, a three-time Pro Bowler, was an All-Pro selection in 2014. He has 531 receptions, 7,459 yards and 73 touchdowns in his NFL career.
The Stars fell 2-0 to the league-leading Lightning. Ondrej Palat and Mikhail Sergachev scored Tampa Bay's goals in the victory.
Dallas has a 23-20-4 record this season and stand as the Western Conference's No. 7 seed with 50 points. They host the Los Angeles Kings (18-25-4) on Thursday night.