Marilyn Burns

Gunnar Hansen -- who terrorized actress Marilyn Burns as Leatherface in the original "Texas Chainsaw Massacre" -- says Burns appeared skinny and frail in recent years ... and appeared to be in declining health before her death. Hansen tells TMZ ... he and Burns remained close after the 1974 horror…

The heroine of the original "Texas Chainsaw Massacre" ... Marilyn Burns was found dead today at her home in Texas ... TMZ has learned. Burns was found by a family member in Houston, according her rep ... who adds they don't know a cause of death yet. Burns became a cult superstar after the release…