Home People David Jean Thomas David Jean Thomas shows David Jean Thomas shows David Jean Thomas TV Shows (5) Community (2009) As Chief Umbootu, iCarly (2007) As Maiman, Space: Above and Beyond (1995) As Gen. Alcott, Space: Above and Beyond (1995) As General Alcott, Acapulco H.E.A.T. (1993) As Captain Maldonado,