Wikia Numb3rs - Alimi Ballard

Alimi Ballard plays David Sinclair, Don's only constant team member across the six years of the show. His first high profile role was on Sabrina, the Teenage Witch, and later he had a run on Dark Angel. His voice can be heard on The Super Hero Squad Show portraying Falcon and Thunderball, and he has cropped up occasionally across the last dozen years on CSI as Kevin Crawford. His more recent recurring roles include The Catch and Queen Sugar.