巴什克维尔庄园一带,正流传着一个骇人听闻的传说:在庄园周遭那片恐怖的巨大的沼泽里,有一头身形硕大的怪兽出没,它犬牙如刀、嘴能喷火、眼能冒火、皮毛闪烁发光,每当夜色降临,浓雾弥漫,便奔腾而至,杀人于瞬间…When latest heir to the Baskerville estate seems to be threatened by a family curse, only the master detective, Sherlock Holmes, can find out the truth.