For people in…non-standard lines of work:
Jim Phelps probably lived as long as Peter Graves (83 years). Once he survived being a field agent and switched to being a station chief or spymaster, he probably lived to an old age. retired and raised orchids in Virginia.
Barney Collier. Being held in a prison for 10 years took a toll. After being rescued, he left the CIA and ran TV repair shop. Health problems precipitated his early death at 62. Lifelong Democrat.
Rollin Hand. Was killed on a mission in 1974. Voted for Nixon.
Willy Armitage. Retired in the 70s and competed in body building contests. Started a chain of gyms that were successful but eventually got bought out by LA fitness. Living in a cabin outside of San Louis Obispo. Is 87. Voted for Clinton.
Cinnamon Carter. retied from spying after the death of Rollin and returned to modeling. Because of her ability to assume different personas, no one in the spy world recognizes her, so she is in no danger from assassins. Became the Lancome spokesperson and model for over-40 cosmetics. Currently lives in a NYC townhouse. Sometimes does appearances on Ellen and GMA. 87. Voted for trump.
Paris (last name unknown). Became disenchanted with the US policies after too many missions of questionable morality and quit the CIA. Became a free-lance trouble shooter. Lives somewhere in Europe under assumed names as he is still a target of assassins. Rumored to have been killed by a CIA assassin but this is unsubstantiated. If alive he would be 87. Doesn’t vote but hates trump.
Dan Briggs. Abruptly quit the CIA in 1967 and moved to upstate New York. Became a paranoid recluse and never left his home. Was found dead under a pile of old newspapers in 1981 but had been dead for several months. His death was ruled accidental, but that’s just what they would say, isn’t it? Never voted because he believed the CIA put mind control chemicals on ballots.
(Lisa?) Casey. Left the CIA and married a Senator. Had a family and several male lovers, just like her husband. On her third husband, Lives in DC. Votes Republican except voted Bernie. Her son is an actor and her daughter married a controlling husband.
Dr. Doug Robert. Quit the CIA and returned to medicine. Went back to school and got a degree in chemistry. Went back to the CIA and designed a mind control chemical to be used on voting ballots. Just kidding - he works for Doctors without borders, bringing needed medical care to impoverished countries. Takes out a African dictator every now and then in his spare time. Retired to LA and lives in the Valley. Raises horses. 74. Voted Democrat.