Late 1970s horror genre icon who's best known for his creepy performance as "Pluto" in the uncompromising Wes Craven horror film The Hills Have Eyes (1977). Berryman (who suffers from Hypohidrotic Ectodermal Dysplasia, a rare condition leaving him with no sweat glands, hair, fingernails or teeth) reminds one of a latter-day Rondo Hatton who also ...