Zontar, the Thing from Venus

Zontar, the Thing from Venus also known as Zontar: The Invader from Venus is a 1966 science fiction film, directed by Larry Buchanan and based on the teleplay by Hillman Taylor and Buchanan. It is a remake of Roger Cormans It Conquered the World (1956.)

Dr. Curt Taylor (John Agar) meets an alien from Venus, who claims to have come to the earth to solve its problems. But Zontar secret plans. He begins causing worldwide blackouts and controlling peoples minds. Taylor now knows that Zontar is seeking world domination and things go from bad to worse when Zontar disaables the power supply of the entire world!