Murder on Flight 502 (1975)
After a jet plane leaves New York en route to London, a note is found in the lounge with a message threatening to kill passengers Soon, two passengers are killed Captain Larkin must find the killer before the body count increases
The Shape of Things to Come (1979)
Some time in the future, man has set up colonies on the Moon, when Earth becomes uninhabitable A madman decides to destroy the Moon colonies with his robots and automated ships, and only three people and their robot can stop him
Frogs (1972)
A group of helpless victims celebrate a birthday on an island estate crawling with killer amphibians, birds, insects, and reptiles