Beware The Blob alternately titled as Beware the Blob, Son of Blob, Son of the Blob or The Blob Returns is a 1972 copyrighted 1971 sequel to horror sciencefiction film The Blob. The film was directed by Larry Hagman. The screenplay was penned by Anthony Harris and Jack Woods III, based on a story by Jack H. Harris and Richard Clair. The film originally earned a PG rating from the MPAA, though it is now unrated.
Lisa Gwynne Gilford, a friend, walks in to see Chester being devoured by the Blob. She escapes, but cannot get anyone to believe her, not even her boyfriend Bobby Robert Walker, Jr.. Meanwhile the rapidly growing creature quietly preys upon the town. Some of its victims include a police officer and two hippies Cindy Williams and Randy Stonehill in a storm drain, a barber Shelley Berman and his client, transients played by director Hagman, Burgess Meredith and Del Close, a Scoutmaster Dick Van Patten, a farm full of chickens, and a bar full of people.At one point, Lisa and Bobby find themselves trapped in Bobbys truck with the creature attempting to find a way inside. In the panic, the trucks air conditioning is accidentally switched on and the Blob retreats because of its vulnerability to cold. ........
Source: Wikipedia