In 1840s London, Dr. Thomas Bolton (Boris Karloff) dares to dream the unthinkable: to operate on patients without causing pain. Unfortunately, the road to general anesthesia is blocked by a ruthless killer (Christopher Lee), as well as Bolton's devastating addiction to his own chemical experiments.
- Audio commentaries by Richard Gordon and writer Tom Weaver
- New video interviews with Day and costars Francis Matthews and Yvonne Romain
- Deleted scenes
- Original theatrical trailers and radio spots
- Stills galleries featuring production and publicity photographs