In May of 1946, Alcatraz inmate Bernie Coy initiates a carefully thought out plan to escape the island prison. His plan, carried out with five accomplices, falls apart when they can't obtain a key to unlock a door leading to the yard.
Production companies：
Gaylord Productions
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Schaefer-Karpf-Eckstein Productions
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Overview：In May of 1946, Alcatraz inmate Bernie Coy initiates a carefully thought out plan to escape the island prison. His plan, carried out with five accomplices, falls apart when they can't obtain a key to unlock a door leading to the yard.
