It! The Terror from Beyond Space
Released • 1958
In 1973, the first manned expedition to Mars is marooned; by the time a rescue mission arrives, there is only one survivor: the leader, Col. Edward Carruthers, who appears to have murdered the others! According to Carruthers, an unknown life form killed his comrades during a sandstorm. But the skeptical rescuers little suspect that "it" has stowed away for the voyage back to Earth...—Rod Crawford

A.K.A. BR: Buffy, a Caça-Vampiros  IL: באפי קוטלת הערפדים  IT: Buffy - L'ammazzavampiri  US: BtVS