The Oscar series was a model of android, constructed in the Andromeda Galaxy, that simulated the appearance of the humanoid male. Androids of this model inhabited the planet Mudd in 2268. (TOS: "I, Mudd")
The article "4 × 4 Twins = 2000 Androids" in the October 14, 1967 issue of
TV Guide indicates that the Oscar series was played by Ted and Tom LeGarde.