Royer needs the help of his old friend, the smuggler Carnaghan (Spencer Tracy). He succeeds in getting Carnaghan released from Alcatraz – where the Royer's exposé had landed him – to help.
Royer needs the help of his former friend, the smuggler Carnaghan (Spencer Tracy).  He successfully gets Carnaghan out of Alcatraz, where he was incarcerated as a result of Royer's exposé.