This collection features five films starring horror icon Boris Karloff, including TOWER OF London, THE BLACK CASTLE, THE CLIMAX, THE STRANGE DOOR, and NIGHT KEY. Star Boris Karloff Special Features: Full Frame - 1.33 Audio: Dolby Digital 2.0 Mono - English Subtitles - English (SDH), French - Optional Disc 1 Feature A: NIGHT KEY Disc 1 Feature B: TOWER OF London Disc 2 Feature A: THE CLIMAX Disc 2 Feature B: THE STRANGE DOOR Disc 3 Feature A: THE BLACK CASTLE.