United Kingdom
USA
In an effort to relieve the suffering of surgery patients, Dr. Thomas Bolton painstakingly develops an opium-based anesthetic, to which he gradually becomes addicted. In order to provide a continual supply of chemicals to continue his experiments and support his addiction, he falls in with a den of murderers who use his signature to sell cadavers to the local hospital. - IMDb
| Akuma no hakui |  Japan |
| Coridoare de sange |  Romania |
| Corredores de sangre |  Spain |
| Corredores de Sangue |  Brazil |
| Corredores de Sangue |  Portugal |
| Corridors of Blood |  Canada |
| Corridors of Blood |  Ecuador |
| Corridors of Blood | United Kingdom |
| Corridors of Blood | Japan |
| Corridors of Blood | USA |
| Doctor from Seven Dials | United Kingdom |
| Pasajes sangrientos |  Argentina |
| Pasillos de sangre | Spain |
| Prima dell'anestesia |  Italy |
| Коридоры крови |  Soviet Union |
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Kaplan Kaye [9] | Undetermined Role |
