USA
The true story of Barney Ross, a World War II hero and champion professional boxer, who became addicted to morphine. - IMDb
| Combate decisivo |  Spain |
| Cuando la bestia ruge (theatrical title) |  Argentina |
| Elkap az indulat |  Hungary |
| Monkey on My Back |  United Kingdom |
| Monkey on My Back | USA |
| Monkey on My Back: The Story of Barney Ross (trailer title) | USA |
| Morfiinin orjat |  Finland |
| Otan to ktinos ourliazei (transliterated title) |  Greece |
| Quand la bête hurle |  France |
| Quando la bestia urla |  Italy |
| Quando o Leão Ruge |  Portugal |
| Riden av maran |  Sweden |
| Sırtımdaki maymun |  Turkey |
| Slået ud - |  Denmark |
| Teufel im Nacken |  Austria |
| Teufel im Nacken |  West Germany |
| Voltei a Ser Homem |  Brazil |
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Kathy Garver [11] | Noreen |
