Bowman was selected by the
Oakland Raiders in the 20th round, with the 179th overall pick, of the
1966 AFL draft and by the
New York Giants in the 15th round, with the 226th overall pick, of the
1966 NFL draft. He decided to sign with the Giants. On August 31, 1966, the Giants allocated him to the
Atlantic Coast Football League (ACFL) to play for the
Scranton Miners, the Giants
farm team. Bowman rushed 118 times for 581 yards and three touchdowns while also scoring one receiving touchdown for the Miners during the 1966 ACFL season. On November 25, 1966, Bowman was recalled to the Giants. He then played in four games for the Giants during the 1966 NFL season. ==Personal life==