Tom Chatto

Professor Quatermass investigates an area of much meteoric activity and discovers that a government research station is instead a headquarters for gaseous aliens from outer space. Their mission is to invade the bodies of British citizens and government officials, and conquer Earth. Only the courage and scientific skills of the Professor can save the planet.

1957. Drama. Directed by Don Chaffey. Starring Donald Houston, Patrick Holt and Junia Crawford. George Keefe's policeman brother was murdered four years ago and the killer is still on the loose.