INDIANAPOLIS (AP) -- Emmitt Smith has always done his job one way.
The former Dallas Cowboys star spends his time studying homework so he can thrive when the cameras roll.
While the NFL's career rushing leader has long dazzled fans with his fancy footwork on and off the field, he didn't have to do much dancing to find a fitting role, playing himself in a cameo appearance on Sunday night's episode of ''CSI: Cyber.''
''Emmitt ought to do Emmitt pretty well,'' he joked in a recent telephone interview with The Associated Press. ''It really doesn't compare to football in terms of the physical activity.