Roy Thinnes
Roy Thinnes ( born April 6 , 1938 ) is an American television and film actor best known for his portrayal of lonely hero David Vincent in the ABC 1967–68 television series "The Invaders" . 
<triplet> Roy Thinnes <subj> April 6, 1938 <obj> date of birth <subj> American <obj> country of citizenship <triplet> The Invaders <subj> Roy Thinnes <obj> cast member <subj> American <obj> country of origin