At his isolated mansion, wealthy hunter Tom Newcliffe (Calvin Lockhart) hosts a gathering with an unusual purpose...to determine which of his guests is actually a vicious werewolf. Who is it, and will Newcliffe find out the secret before becoming his (or her) prey? Based on a short story by James Blish, this chiller gives you the chance to guess the monster’s true identity during a "werewolf break." Peter Cushing, Marlene Clark, Michael Gambon, and Charles Gray also star. AKA: "Black Werewolf." 92 min. Widescreen (Enhanced); Soundtracks: English Dolby Digital mono, Spanish Dolby Digital mono; Subtitles: English; audio commentary; interviews; theatrical trailer; more.