The Quatermass Xperiment

The Quatermass Xperiment US title The Creeping Unknown is a 1955 British science fiction horror film from Hammer Film Productions, based on the 1953 BBC Television serial The Quatermass Experiment written by Nigel Kneale. The film was produced by Anthony Hinds, directed by Val Guest, and stars Brian Donlevy as the eponymous Professor Bernard Quatermass. Jack Warner, Richard Wordsworth, and Margia Dean appear in supporting roles.

The British Rocket Group, headed by the taciturn Professor Bernard Quatermass, launches its first manned rocket into space. Shortly thereafter, all contact is lost with the rocket and its three crew Carroon, Reichenheim, and Green. The large rocket later returns to Earth, crashing into an English country field.Quatermass and his assistant Briscoe arrive at the scene, along with the emergency services. Opening the rockets access hatch, the spacesuited Carroon stumbles outside inside, there is no sign of the other two crew members. Carroon is in shock, only able to say the words Help me. He is taken to hospital while Quatermass and Briscoe investigate what happened to the rocket and its two missing crew. ........

Source: Wikipedia