High Quality Content by WIKIPEDIA articles! Roger Smith, is a character from the animated television series American Dad!. He is a space alien, reminiscent of the Roswell greys, but with the body that resembles E.T., and lives with the Smith family. Roger is sarcastic, amoral, self-centered, and hedonistic. He speaks in a swish intended to resemble Paul Lynde, and has a near-obsessive childlike affinity for role-playing various personae in his day to day life. He came to live with the Smith family after saving Stan Smith`s life in Area 51 four years prior to the show beginning.