End of the World (1977)
Director: John Hayes
Actors: Christopher Lee, Sue Lyon, Kirk Scott, Dean Jagger, Lew Ayres
Runtime: 88 min.
A scientist discovers radio signals in space that appear to predict natural disasters on Earth. When he starts to investigate, the trail leads him to a convent occupied by aliens intent on destroying the Earth.
Trivia: Sir Christopher Lee (Father Pergado) made over 250 movies in roles ranging from Count Dracula (ten times), to James Bond villains, to Saruman in The Lord of the Rings. He continued to act right up to his death in 2015 at the age of 92. The Guiness Book of World Records lists him as the Tallest Leading Actor : 6'5".