

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.
Acting
Ralph Bellamy's velvety voice was made for suspicion.
Writing
Snappy patter that never lets you catch your breath.

Director
James P. Hogan
Trivia, insights & behind the scenes
This was the third of nine Ellery Queen films from Columbia, rushed out while the radio show dominated airwaves.
Margaret Lindsay's Nikki Porter was invented for the films—she never existed in the original novels.
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