The Psychopath Details Casts Posters Title The Psychopath Release Date 1978-06-08 Runtime 01 Hours 59 Minutes Genres Horror Crime Thriller Production Companies Shaw Brothers Production Countries Hong Kong Chen Ping... ... Tony Liu... ... Chan Wai-Ying... ... Ku Feng... ... Lam Yeung-Yeung... ... Lau Nga-Ying... ... Terry Lau Wai-Yue... ... Ai Fei... ... Si Wai... ... Cheng Suk-Ying... ... Chan Shen... ... Jamie Luk Kim-Ming... ... Original Size (587x881)