There was also William Perry in Super Bowl XX who played offense and defense but he only played offense for only 1 play.
Deion Sanders occasionally played both sides of the ball. He was a cornerback, returned punts,and was a third wide receiver when he played for the Cowboys.
baseball does not have offense and defense but the people that are playing field or bat
11, for defense as well
There are 22 players of a field at a time, 11 offense and 11 defense.
The offense and the defense can each have 11 players on the field. If they have 12 ormore players on the field when the ball is snapped they are penalized.
Eleven (11) on each side.
11 on defense 11 on offense
22: 11 on offense and 11 on defense
On the field of play during a game there are 11 players on both offense and defense. On a team, where the active roster consists of 45 players, there is usually a breakdown of 21 or 22 players on both offense and defense. Two of the 45 players on the active roster are kickers (punter and placekicker) so that leaves 43 players to breakdown between offense and defense.
22 players are allowed on the field for a play, 11 on offense, 11 on defense.
There are 22 players on the field at all time 11 on offense and 11 on defense
Defense
In the Canadian Football League, there are 12 players on the field for offense and defense. There are 11 players in NFL Football.