John Patrick Ryan (Jack) started in the financial wall street, but was soon recruited by the CIA to watch over financial movements of cold war enemies. He had many missions which he had a major part in the success of them. His co-workers which helped him were the Foleys a husband and wife team of CIA agents. Also there was John Clark who is a CIA black operation agent. James Greer was his mentor until he died of cancer. Jack married Cathy and they had 3 kids.