The Pious Agent is a 1975 spy thriller novel by the British writer John Braine.
[1] Xavier Flynn, a devout Catholic but ruthless agent, is on the track of a secret revolutionary movement trying to sabotage Britain.
This article about a thriller novel of the 1970s is a stub.
You can help Wikipedia by expanding it.See guidelines for writing about novels.
Further suggestions might be found on the article's talk page.