Full Cast
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Farley Granger
Spike
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Lucia Bosè
Sylvia Forrest
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Giacomo Rossi Stuart
Donald Forrest
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Stelvio Rosi
Dr. Williams
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Mia Genberg
Susan West
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Gianni Medici
Joe
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Angelo Francesco Lavagnino
Prof. Lawrence
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Dino Fazio
Inspector Wright
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Giulia Rovai
Joe's Girl
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Franco Beltramme
Det. Sam
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Loredana Nusciak
Model for Photo of Lady Sheila Marlowe
