The benefactor of the Stack Memorial Hospital dies after an operation. Ellery Queen investigates when it is revealed the cause of death was murder by strangulation.
| Release Date | November 18, 1941 | |
|---|---|---|
| Status | Released | |
| Original Title | Ellery Queen and the Murder Ring | |
| Runtime | 1h 10min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Columbia Pictures | |
